CVE-2026-29612
MEDIUMOpenClaw < 2026.2.14 - Denial of Service via Large Base64 Media File Decoding
Title source: llmDescription
OpenClaw versions prior to 2026.2.14 decode base64-backed media inputs into buffers before enforcing decoded-size budget limits, allowing attackers to trigger large memory allocations. Remote attackers can supply oversized base64 payloads to cause memory pressure and denial of service.
References (3)
Core 3
Core References
Vendor Advisory vendor-advisory
https://github.com/openclaw/openclaw/security/advisories/GHSA-w2cg-vxx6-5xjg
Third Party Advisory third-party-advisory
https://www.vulncheck.com/advisories/openclaw-denial-of-service-via-large-base-media-file-decoding
Scores
CVSS v3
5.5
EPSS
0.0027
EPSS Percentile
18.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-770
Status
published
Products (4)
npm/clawdbot
0npm
npm/openclaw
0 - 2026.2.14npm
openclaw/openclaw
< 2026.2.14
OpenClaw/OpenClaw
< 2026.2.14
Published
Mar 05, 2026
Tracked Since
Mar 06, 2026