CVE-2026-27524CWE-1321

OpenClaw < 2026.2.21 - Prototype Pollution via Debug Override Path

Low · published March 18, 2026

CVSS v4.0
2.3
EPSS
0%
Percentile
38.8
In the wild
Unconfirmed
What it is

OpenClaw versions prior to 2026.2.21 accept prototype-reserved keys in runtime /debug set override object values, allowing prototype pollution attacks. Authorized /debug set callers can inject __proto__, constructor, or prototype keys to manipulate object prototypes and bypass command gate restrictions.

The record
Technical detail
CVSS v4.0
2.3 · LOW
Vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
EPSS
0.00458 · 38.8th percentile
Weakness
CWE-1321 · Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
Published
2026-03-18T01:34Z
EPSS history
Timeline
  • 18 MAR 01:34Z
    OpenClaw < 2026.2.21 - Prototype Pollution via Debug Override Path
    cvelistv5