{"id":"CVE-2025-3194","aliases":["CLSA-2026-1773879460","EUVD-2025-9701","GHSA-3gc7-fjrx-p6mg","ROOT-APP-NPM-CVE-2025-3194"],"status":"published","title":"bigint-buffer Vulnerable to Buffer Overflow via toBigIntLE() Function","description":"Versions of the package bigint-buffer from 0.0.0 are vulnerable to Buffer Overflow in the toBigIntLE() function. Attackers can exploit this to crash the application.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00738,"percentile":0.54845,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-120"],"published":"2025-04-04T05:00:05Z","modified":"2026-10-15T09:47:47Z","exploits":[{"source":"pocgithub","id":"LoserLab/bigint-buffer-safe","title":"LoserLab/bigint-buffer-safe","date":"2026-03-09","url":"https://github.com/LoserLab/bigint-buffer-safe"},{"source":"pocgithub","id":"disley15-collab/bigint-buffer-js","title":"disley15-collab/bigint-buffer-js","date":"2026-09-17","url":"https://github.com/disley15-collab/bigint-buffer-js"}],"fixes":[{"ecosystem":"TuxCare:npm","package":"bigint-buffer","fixed_in":["1.1.5-tuxcare.1"],"sources":["osv"]},{"ecosystem":"Root:npm","package":"@rootio/bigint-buffer","fixed_in":["1.1.5-root.io.1"],"sources":["osv"]},{"ecosystem":"Root:npm","package":"bigint-buffer","fixed_in":["1.1.5-aikido.1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"bigint-buffer","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.1.5"}]}]},{"source":"osv","ecosystem":"TuxCare:npm","package":"bigint-buffer","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.1.5-tuxcare.0"},{"fixed":"1.1.5-tuxcare.1"}]}],"versions":["1.1.5"]},{"source":"osv","ecosystem":"npm","package":"bigint-buffer","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.1.5"}]}]},{"source":"osv","ecosystem":"Root:npm","package":"@rootio/bigint-buffer","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.5-root.io.1"}]}]},{"source":"osv","ecosystem":"Root:npm","package":"bigint-buffer","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.5-aikido.1"}]}]}],"references":[{"url":"https://security.snyk.io/vuln/SNYK-JS-BIGINTBUFFER-3364597","tags":["exploit","web"]},{"url":"https://github.com/no2chem/bigint-buffer/blob/master/src/index.ts%23L25"},{"url":"https://www.usenix.org/system/files/sec23fall-prepub-262_staicu.pdf","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-3194","tags":["advisory"]},{"url":"https://github.com/no2chem/bigint-buffer/blob/master/src/index.ts#L25","tags":["web"]},{"url":"https://github.com/advisories/GHSA-3gc7-fjrx-p6mg"},{"url":"https://github.com/no2chem/bigint-buffer","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2025-3194","description":"Versions of the package bigint-buffer from 0.0.0 are vulnerable to Buffer Overflow in the toBigIntLE() function. Attackers can exploit this to crash the application.","status":"published","published":"2025-04-04T05:00:05.529Z","modified":"2026-07-18T15:25:27.001Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high","assessor":"cna"}],"cwes":["CWE-120","CWE-120"],"updated_at":"2026-11-02T14:32:39.039362Z"}],"euvd":[{"id":"EUVD-2025-9701","description":"Versions of the package bigint-buffer from 0.0.0 are vulnerable to Buffer Overflow in the toBigIntLE() function. Attackers can exploit this to crash the application.","status":"published","published":"2025-04-04T05:00:05Z","modified":"2026-07-18T15:25:27Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P","level":"high"}],"updated_at":"2026-11-02T18:19:50.065723Z"}],"ghsa":[{"id":"GHSA-3gc7-fjrx-p6mg","title":"bigint-buffer Vulnerable to Buffer Overflow via toBigIntLE() Function","description":"Versions of the package bigint-buffer from 0.0.0 to 1.1.5 are vulnerable to Buffer Overflow in the toBigIntLE() function. Attackers can exploit this to crash the application.","status":"published","published":"2025-04-04T06:34:22Z","modified":"2025-04-04T18:23:46Z","cvss":[{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/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"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:38:38.344711Z"}],"nvd":[{"id":"CVE-2025-3194","description":"Versions of the package bigint-buffer from 0.0.0 are vulnerable to Buffer Overflow in the toBigIntLE() function. Attackers can exploit this to crash the application.","status":"published","published":"2025-04-04T05:15:45.927Z","modified":"2026-06-17T09:19:23.867Z","cvss":[{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/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"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:10:58.094557Z"}],"osv":[{"id":"GHSA-3gc7-fjrx-p6mg","title":"bigint-buffer Vulnerable to Buffer Overflow via toBigIntLE() Function","description":"Versions of the package bigint-buffer from 0.0.0 to 1.1.5 are vulnerable to Buffer Overflow in the toBigIntLE() function. Attackers can exploit this to crash the application.","status":"published","published":"2025-04-04T06:34:22Z","modified":"2025-04-04T19:27:20.290375Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/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"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:46:35.747385Z"},{"id":"CLSA-2026-1773879460","title":"TuxCare security update for bigint-buffer (1 CVE)","description":"TuxCare rebuilt bigint-buffer to address 1 CVE. Fixed in 1.1.5-tuxcare.1.","status":"published","published":"2026-08-04T14:52:13Z","modified":"2026-10-15T09:47:47.213403907Z","updated_at":"2026-11-02T15:43:43.621843Z"},{"id":"ROOT-APP-NPM-CVE-2025-3194","title":"CVE-2025-3194 in @rootio/bigint-buffer - Patched by Root","description":"Root has patched CVE-2025-3194 in the @rootio/bigint-buffer package for Root:npm. Multiple fixed versions available.","status":"published","published":"2026-07-10T06:21:12Z","modified":"2026-07-10T13:15:19.564107631Z","updated_at":"2026-11-02T15:53:27.362922Z"}]}}