VDB
CVE-2026-111497
CVE-2026-111497
PUBLISHED
KEV
CVSS 9.199999809265137 CRITICAL
Out-of-Bounds Write in Google Brotli Decoder
EPSS 82.64% · 99.7th percentile
Risk Scores
CVSS 4.0
9.199999809265137
CVSS:4.0/AV:N/AC:L/AT:P/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
EPSS Score
82.64%
99.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Brotli | ||
| Bitnami | brotli | 1.0.3, 1.1.0, 1.2.0 |
Timeline
- Oct 21, 2026 CVE Published
- Oct 22, 2026 VulnCheck XDB Entry
- Oct 22, 2026 VulnCheck XDB Entry
- Oct 22, 2026 VulnCheck XDB Entry
- Oct 23, 2026 EPSS Score
- Oct 23, 2026 VulnCheck XDB Entry
- Oct 23, 2026 VulnCheck XDB Entry
- Oct 24, 2026 EPSS Score
- Oct 24, 2026 VulnCheck XDB Entry
- Oct 24, 2026 VulnCheck XDB Entry
- Oct 24, 2026 VulnCheck XDB Entry
- Oct 24, 2026 VulnCheck XDB Entry
References
- http://www.openwall.com/lists/oss-security/2026/10/23/25 advisory
- http://www.openwall.com/lists/oss-security/2026/10/24/6 advisory
- http://www.openwall.com/lists/oss-security/2026/10/26/12 advisory
- http://www.openwall.com/lists/oss-security/2026/10/26/13 advisory
- http://www.openwall.com/lists/oss-security/2026/10/26/16 advisory
- https://broccoli2shell.com advisory
- https://ellio.tech/en/blog/node2shell-cve-2026-111497-rce-on-stock-nodejs-builds/ advisory
- https://github.com/advisories/GHSA-9v8h-qqgm-4m35 advisory
- https://github.com/andybalholm/brotli/releases/tag/v1.2.7 article
- https://github.com/dotnet/announcements/issues/494 advisory
- https://github.com/google/brotli/releases/tag/v1.0.10 article
- https://github.com/google/brotli/releases/tag/v1.1.1 article
- https://github.com/google/brotli/releases/tag/v1.2.1 article
- https://lists.debian.org/debian-lts-announce/2026/10/msg00049.html advisory
- 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 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-111497 url
- https://patchtheplanet.org/brotli advisory
- https://www.aikido.dev/blog/node2shell-nodejs-brotli-rce-cve-2026-111497 advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-111497 url