CVE-2026-111497 | BDVDB-2026-394463 Detail
GoogleBrotli
Description#
A buffer overflow vulnerability in the Brotli decoder (c/dec/decode.c) in Google Brotli versions 1.0.3 through 1.2.0 on all platforms allows a remote unauthenticated attacker to corrupt adjacent decoder state memory, disclose sensitive memory contents, cause a denial of service, or potentially execute arbitrary code using a crafted Brotli-compressed stream. Users need to update any Brotli libraries or binaries between 1.0.3 through 1.2.0 to the latest available version: 1.0.10 or 1.1.1 or 1.2.1.
Impact#
CAPEC-100 Overflow Buffers
Weaknesses#
References#
- https://nodejs.org/en/blog/vulnerability/october-2026-security-releases#nodejs-brotli-decoder-out-of-bounds-write-permits-remote-code-execution-cve-2026-111497---high
- https://github.com/andybalholm/brotli/releases/tag/v1.2.7
- https://ellio.tech/en/blog/node2shell-cve-2026-111497-rce-on-stock-nodejs-builds/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-111497
- https://github.com/advisories/GHSA-9v8h-qqgm-4m35
- http://www.openwall.com/lists/oss-security/2026/10/23/25
- https://lists.debian.org/debian-lts-announce/2026/10/msg00049.html
- http://www.openwall.com/lists/oss-security/2026/10/24/6
- http://www.openwall.com/lists/oss-security/2026/10/26/12
- http://www.openwall.com/lists/oss-security/2026/10/26/13
- https://www.aikido.dev/blog/node2shell-nodejs-brotli-rce-cve-2026-111497
- https://broccoli2shell.com
- https://github.com/dotnet/announcements/issues/494
- https://github.com/google/brotli/releases/tag/v1.2.1
- https://github.com/google/brotli/releases/tag/v1.1.1
Show all 22
- https://github.com/google/brotli/releases/tag/v1.0.10
- https://patchtheplanet.org/brotli
- http://www.openwall.com/lists/oss-security/2026/10/26/16
- http://www.openwall.com/lists/oss-security/2026/11/03/2
- https://cert-portal.siemens.com/productcert/html/ssa-898633.html
- https://cert-portal.siemens.com/productcert/html/ssa-443410.html
- https://cert-portal.siemens.com/productcert/html/ssa-045512.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.