CVE-2026-29612

MEDIUM EPSS 19.1%
Published Mar 5, 20263mo ago · Modified Jun 17, 20261w ago
6.8 CVSS 4.0
Medium
Find Similar
Published Mar 5, 2026 3mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
6.8
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
19.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-770

Affected Products 1

VendorProductVersionRange
openclawopenclaw* <2026.2.14

References 3

  • github.com https://github.com/openclaw/openclaw/commit/31791233d60495725fa012745dde8d6ee69e9595
    Patch
  • github.com https://github.com/openclaw/openclaw/security/advisories/GHSA-w2cg-vxx6-5xjg
    Third Party Advisory
  • vulncheck.com https://www.vulncheck.com/advisories/openclaw-denial-of-service-via-large-base-media-file-decoding
    Third Party Advisory

Remediation

  • github.com https://github.com/openclaw/openclaw/commit/31791233d60495725fa012745dde8d6ee69e9595
    Patch