HOMEVULNERABILITIESCVE-2026-29612
HIGH

CVE-2026-29612

CWE-770Published: March 5, 2026· Updated: Mar 11, 2026

7.5
CVSS v3.1
EPSS:0.04%probability of exploitation in 30 daysPercentile:13.3th

Official 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.

NVD Source

Technical Analysis

CVE-2026-29612 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

openclaw1 product
openclaw
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/openclaw/openclaw/commit/31791233d60495725fa012745dde8d6ee69e9595
ADVISORYhttps://github.com/openclaw/openclaw/security/advisories/GHSA-w2cg-vxx6-5xjg
ADVISORYhttps://www.vulncheck.com/advisories/openclaw-denial-of-service-via-large-base-media-file-decoding

All References (3)

→
https://github.com/openclaw/openclaw/commit/31791233d60495725fa012745dde8d6ee69e9595Patch
→
https://github.com/openclaw/openclaw/security/advisories/GHSA-w2cg-vxx6-5xjgThird Party Advisory
→
https://www.vulncheck.com/advisories/openclaw-denial-of-service-via-large-base-media-file-decodingThird Party Advisory

Quick Facts

CVE IDCVE-2026-29612
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-770
CISA KEVNo
EPSS (30d)0.04%
Affected1 vendor
PublishedMar 5, 2026

Related CVEs (CWE-770)

CVE-2026-12818
9.3
CVE-2026-42786
8.7
CVE-2026-35469
8.7
CVE-2026-32145
8.7
CVE-2026-43973
8.7
CVE-2026-48854
8.7

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-29612 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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