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.
Scores
CVSS v3
5.5
EPSS
0.0015
EPSS Percentile
34.6%
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