{"id":"CVE-2026-40489","aliases":["ALPINE-CVE-2026-40489","DEBIAN-CVE-2026-40489","EUVD-2026-23636","GHSA-97xg-vrcq-254h","OESA-2026-2258","OESA-2026-2259","OESA-2026-2260","SUSE-SU-2026:22125-1","SUSE-SU-2026:2731-1","UBUNTU-CVE-2026-40489","USN-8238-1","USN-8238-2","openSUSE-SU-2026:10663-1","openSUSE-SU-2026:20966-1"],"status":"published","title":"editorconfig-core-c has incomplete fix for CVE-2023-0341","description":"editorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.","severity":{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00151,"percentile":0.04312,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-121","CWE-787"],"published":"2026-04-18T01:24:57Z","modified":"2026-11-11T02:48:57Z","exploits":[{"source":"pocgithub","id":"saretawa/CVE-2026-40489","title":"saretawa/CVE-2026-40489","date":"2026-10-30","url":"https://github.com/saretawa/CVE-2026-40489"}],"fixes":[{"ecosystem":"Alpine:v3.24","package":"editorconfig","fixed_in":["0.12.11-r0"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS-SP3","package":"editorconfig","fixed_in":["0.12.6-3.oe2403sp3"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS","package":"editorconfig","fixed_in":["0.12.6-3.oe2403"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS-SP1","package":"editorconfig","fixed_in":["0.12.6-3.oe2403sp1"],"sources":["osv"]},{"ecosystem":"SUSE:Linux 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16.0","package":"editorconfig-core-c","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.12.9-160000.3.1"}]}]}],"products":[{"vendor":"editorconfig","product":"editorconfig-core-c"}],"references":[{"url":"https://github.com/editorconfig/editorconfig-core-c/security/advisories/GHSA-97xg-vrcq-254h","tags":["x_refsource_CONFIRM","advisory","report"]},{"url":"https://github.com/editorconfig/editorconfig-core-c/commit/5159be88ad50641d9843289adda791ba300421ff","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/editorconfig/editorconfig-core-c/releases/tag/v0.12.11","tags":["x_refsource_MISC","web"]},{"url":"https://security.alpinelinux.org/vuln/CVE-2026-40489","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/40xxx/CVE-2026-40489.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40489","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-40489","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2258","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2259","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2260","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202622125-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1262131","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2026-40489","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20262731-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-40489","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-40489","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-8238-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-8238-2","tags":["advisory"]},{"url":"","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-40489","title":"editorconfig-core-c has incomplete fix for CVE-2023-0341","description":"editorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.","status":"published","published":"2026-04-18T01:24:57.278Z","modified":"2026-04-20T16:15:31.57Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T13:43:11.445168Z"}],"euvd":[{"id":"EUVD-2026-23636","description":"editorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.","status":"published","published":"2026-04-18T01:24:57Z","modified":"2026-04-20T16:15:31Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:24:22.446697Z"}],"nvd":[{"id":"CVE-2026-40489","description":"editorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.","status":"published","published":"2026-04-18T02:16:11.827Z","modified":"2026-10-26T22:10:00.163Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:12:15.120927Z"}],"osv":[{"id":"ALPINE-CVE-2026-40489","description":"editorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.","status":"published","published":"2026-04-18T02:16:11.827Z","modified":"2026-11-03T06:33:02.658047132Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"updated_at":"2026-11-03T07:15:53.944853Z"},{"id":"CVE-2026-40489","title":"editorconfig-core-c has incomplete fix for CVE-2023-0341","description":"editorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.","status":"published","published":"2026-04-18T01:24:57.278Z","modified":"2026-11-11T13:23:07.868702567Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-11T03:21:32.226287Z"},{"id":"DEBIAN-CVE-2026-40489","description":"editorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.","status":"published","published":"2026-04-18T02:16:11.827Z","modified":"2026-10-27T09:47:34.14438991Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"updated_at":"2026-11-02T15:45:54.892385Z"},{"id":"OESA-2026-2258","title":"editorconfig security update","description":"EditorConfig makes it easy to maintain the correct coding style when switching between different text editors and between different projects. The EditorConfig project maintains a file format and plugins for various text editors which allow this file format to be read and used by those editors.\r\n\r\nSecurity Fix(es):\n\neditorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.(CVE-2026-40489)","status":"published","published":"2026-05-09T11:11:14Z","modified":"2026-08-18T01:19:57.400870027Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T15:52:46.087701Z"},{"id":"OESA-2026-2259","title":"editorconfig security update","description":"EditorConfig makes it easy to maintain the correct coding style when switching between different text editors and between different projects. The EditorConfig project maintains a file format and plugins for various text editors which allow this file format to be read and used by those editors.\r\n\r\nSecurity Fix(es):\n\neditorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.(CVE-2026-40489)","status":"published","published":"2026-05-09T11:11:14Z","modified":"2026-08-18T01:19:57.376357182Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T15:52:46.087701Z"},{"id":"OESA-2026-2260","title":"editorconfig security update","description":"EditorConfig makes it easy to maintain the correct coding style when switching between different text editors and between different projects. The EditorConfig project maintains a file format and plugins for various text editors which allow this file format to be read and used by those editors.\r\n\r\nSecurity Fix(es):\n\neditorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.(CVE-2026-40489)","status":"published","published":"2026-05-09T11:11:14Z","modified":"2026-08-18T01:19:57.480310935Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T15:52:46.087701Z"},{"id":"UBUNTU-CVE-2026-40489","description":"editorconfig-core-c  is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ec_glob() that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directory structure and .editorconfig file. This is an incomplete fix for CVE-2023-0341. The pcre_str buffer was protected in 0.12.6 but the adjacent l_pattern[8194] stack buffer received no equivalent protection. On Ubuntu 24.04, FORTIFY_SOURCE converts the overflow to SIGABRT (DoS). Version 0.12.11 contains an updated fix.","status":"published","published":"2026-04-20T00:00:00Z","modified":"2026-06-02T18:29:26.370288131Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T16:56:16.686388Z"},{"id":"openSUSE-SU-2026:10663-1","title":"editorconfig-0.12.11-1.1 on GA media","description":"These are all security issues fixed in the editorconfig-0.12.11-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-05-01T00:00:00Z","modified":"2026-05-02T08:00:14.438364Z","updated_at":"2026-11-02T16:58:38.415593Z"},{"id":"openSUSE-SU-2026:20966-1","title":"Security update for editorconfig-core-c","description":"This update for editorconfig-core-c fixes the following issue:\n\n- CVE-2026-40489: l_pattern buffer overflow (bsc#1262131).\n","status":"published","published":"2026-06-15T09:20:07Z","modified":"2026-06-24T18:24:20.764079337Z","updated_at":"2026-11-02T16:58:41.885092Z"},{"id":"SUSE-SU-2026:22125-1","title":"Security update for editorconfig-core-c","description":"This update for editorconfig-core-c fixes the following issue:\n\n- CVE-2026-40489: l_pattern buffer overflow (bsc#1262131).\n","status":"published","published":"2026-06-15T09:19:57Z","modified":"2026-06-17T18:24:35.268683295Z","updated_at":"2026-11-02T15:54:02.654057Z"},{"id":"SUSE-SU-2026:2731-1","title":"Security update for editorconfig-core-c","description":"This update for editorconfig-core-c fixes the following issue:\n\n- CVE-2026-40489: improper use of `strcpy` can lead to a stack buffer overflow (bsc#1262131).\n","status":"published","published":"2026-07-02T17:36:31Z","modified":"2026-07-04T08:30:07.614100966Z","updated_at":"2026-11-02T15:54:04.519245Z"},{"id":"USN-8238-1","title":"editorconfig-core vulnerability","description":"It was discovered that EditorConfig incorrectly handled specially crafted\nconfiguration files. A local attacker could possibly use this issue to\ncause EditorConfig to crash, resulting in a denial of service.","status":"published","published":"2026-05-06T17:30:13Z","modified":"2026-05-20T16:04:03.808351547Z","updated_at":"2026-11-02T16:58:22.951676Z"},{"id":"USN-8238-2","title":"editorconfig-core vulnerability","description":"USN-8238-1 fixed a vulnerability in EditorConfig. This update contains the\ncorresponding fix for Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS,\nand Ubuntu 22.04 LTS.\n\nOriginal advisory details:\n\nIt was discovered that EditorConfig incorrectly handled specially crafted\nconfiguration files. A local attacker could possibly use this issue to\ncause EditorConfig to crash, resulting in a denial of service.","status":"published","published":"2026-06-02T14:05:45Z","modified":"2026-06-02T20:18:00.679625376Z","updated_at":"2026-11-02T16:58:22.951676Z"}]}}