{"id":"CVE-2026-8813","aliases":["EUVD-2026-30838","GHSA-h64w-w9pr-82m4"],"status":"published","title":"ExifReader is vulnerable to denial of service via crafted ICC `mluc` tag","description":"This affects versions of the package exifreader before 4.39.0. A crafted image containing an ICC mluc tag can set an attacker-controlled record count together with a zero record size. During parsing, ExifReader repeatedly processes the same record and appends entries to an array without sufficient bounds validation, causing excessive memory growth. In applications that parse attacker-supplied images, this may lead to denial of service through memory exhaustion.","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":"2026-11-11","score":0.00522,"percentile":0.44748,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1284"],"published":"2026-05-19T05:00:04Z","modified":"2026-10-28T02:30:38Z","fixes":[{"ecosystem":"npm","package":"exifreader","fixed_in":["4.39.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"exifreader","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.10.0"},{"fixed":"4.39.0"}]}]},{"source":"osv","ecosystem":"npm","package":"exifreader","ranges":[{"type":"SEMVER","events":[{"introduced":"2.10.0"},{"fixed":"4.39.0"}]}]}],"references":[{"url":"https://security.snyk.io/vuln/SNYK-JS-EXIFREADER-16689335","tags":["exploit","web"]},{"url":"https://gist.github.com/yuki-matsuhashi/3243ea38e5fbf8cfe19b624f04c9f4b4","tags":["web"]},{"url":"https://github.com/mattiasw/ExifReader/commit/c9d88b67e127b2dcc7b46e328df468257fb2dc30","tags":["fix","web"]},{"url":"https://github.com/mattiasw/ExifReader/security/advisories/GHSA-h64w-w9pr-82m4","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-8813","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-h64w-w9pr-82m4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8813.json","tags":["advisory"]},{"url":"https://github.com/mattiasw/ExifReader","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-8813","description":"This affects versions of the package exifreader before 4.39.0. A crafted image containing an ICC mluc tag can set an attacker-controlled record count together with a zero record size. During parsing, ExifReader repeatedly processes the same record and appends entries to an array without sufficient bounds validation, causing excessive memory growth. In applications that parse attacker-supplied images, this may lead to denial of service through memory exhaustion.","status":"published","published":"2026-05-19T05:00:04.103Z","modified":"2026-08-14T15:25:23.73Z","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-1284","CWE-1284"],"updated_at":"2026-11-02T13:48:13.398044Z"}],"euvd":[{"id":"EUVD-2026-30838","description":"This affects versions of the package exifreader before 4.39.0. A crafted image containing an ICC mluc tag can set an attacker-controlled record count together with a zero record size. During parsing, ExifReader repeatedly processes the same record and appends entries to an array without sufficient bounds validation, causing excessive memory growth. In applications that parse attacker-supplied images, this may lead to denial of service through memory exhaustion.","status":"published","published":"2026-05-19T05:00:04Z","modified":"2026-08-14T15:25:23Z","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":"2026-11-02T18:01:54.910263Z"}],"ghsa":[{"id":"GHSA-h64w-w9pr-82m4","title":"ExifReader is vulnerable to denial of service via crafted ICC `mluc` tag","description":"### Impact\n\nWhen parsing an image with an embedded ICC profile that contains a crafted `multiLocalizedUnicodeType` (`mluc`) tag, ExifReader can be made to allocate memory proportional to attacker-controlled fields in the tag rather than to\nthe actual size of the input. Processing such an image causes excessive memory consumption and can terminate the host process (out-of-memory).\n\nAny application that calls `ExifReader.load()` on untrusted images, for example, user uploads in a web service, is affected. ICC profiles are carried in JPEG, TIFF, PNG, HEIC, AVIF, JPEG XL, and WebP, so the issue is reachable from any of those formats.\n\n### Patches\n\nFixed in `exifreader@4.39.0`. Upgrade with:\n\n    npm install exifreader@latest\n\nBower users consume the bundled `dist/` files from this repository, and the same fix is committed there.\n\n### Workarounds\n\nIf upgrading is not immediately possible, configure a [custom build](https://github.com/mattiasw/ExifReader#configure-a-custom-build) that excludes the `icc` module so that ICC parsing (and therefore this code path) is skipped entirely.\n\n### Resources\n\n- Patch: https://github.com/mattiasw/ExifReader/commit/c9d88b67e127b2dcc7b46e328df468257fb2dc30","status":"published","published":"2026-05-29T17:58:37Z","modified":"2026-07-17T16:51:54Z","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","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-1284"],"updated_at":"2026-11-02T14:40:44.915484Z"}],"nvd":[{"id":"CVE-2026-8813","description":"This affects versions of the package exifreader before 4.39.0. A crafted image containing an ICC mluc tag can set an attacker-controlled record count together with a zero record size. During parsing, ExifReader repeatedly processes the same record and appends entries to an array without sufficient bounds validation, causing excessive memory growth. In applications that parse attacker-supplied images, this may lead to denial of service through memory exhaustion.","status":"published","published":"2026-05-19T07:16:30.193Z","modified":"2026-07-23T20:10:00.13Z","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-1284"],"updated_at":"2026-11-02T14:12:19.39893Z"}],"osv":[{"id":"CVE-2026-8813","description":"This affects versions of the package exifreader before 4.39.0. A crafted image containing an ICC mluc tag can set an attacker-controlled record count together with a zero record size. During parsing, ExifReader repeatedly processes the same record and appends entries to an array without sufficient bounds validation, causing excessive memory growth. In applications that parse attacker-supplied images, this may lead to denial of service through memory exhaustion.","status":"published","published":"2026-05-19T05:00:04.103Z","modified":"2026-10-28T02:30:38.756276927Z","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","level":"high"}],"cwes":["CWE-1284"],"updated_at":"2026-11-02T15:45:19.210277Z"},{"id":"GHSA-h64w-w9pr-82m4","title":"ExifReader is vulnerable to denial of service via crafted ICC `mluc` tag","description":"### Impact\n\nWhen parsing an image with an embedded ICC profile that contains a crafted `multiLocalizedUnicodeType` (`mluc`) tag, ExifReader can be made to allocate memory proportional to attacker-controlled fields in the tag rather than to\nthe actual size of the input. Processing such an image causes excessive memory consumption and can terminate the host process (out-of-memory).\n\nAny application that calls `ExifReader.load()` on untrusted images, for example, user uploads in a web service, is affected. ICC profiles are carried in JPEG, TIFF, PNG, HEIC, AVIF, JPEG XL, and WebP, so the issue is reachable from any of those formats.\n\n### Patches\n\nFixed in `exifreader@4.39.0`. Upgrade with:\n\n    npm install exifreader@latest\n\nBower users consume the bundled `dist/` files from this repository, and the same fix is committed there.\n\n### Workarounds\n\nIf upgrading is not immediately possible, configure a [custom build](https://github.com/mattiasw/ExifReader#configure-a-custom-build) that excludes the `icc` module so that ICC parsing (and therefore this code path) is skipped entirely.\n\n### Resources\n\n- Patch: https://github.com/mattiasw/ExifReader/commit/c9d88b67e127b2dcc7b46e328df468257fb2dc30","status":"published","published":"2026-05-29T17:58:37Z","modified":"2026-07-17T17:00:52.076721049Z","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","level":"high"}],"cwes":["CWE-1284"],"updated_at":"2026-11-02T15:46:48.546324Z"}]}}