CVE-2025-31951: HCL BigFix RunBookAI · Command Injection
Affects HCL BigFix RunBookAISource CVE Database V5
Not known to be exploited · CVSS 8.8 High.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 16% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 6 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| HCLBigFix RunBookAI | Affected
| Fixed in– |
AI-suggested
Until an official fix is available, restrict access to the affected system to trusted users only and monitor for unusual command execution activities. Avoid exposing the vulnerable component to untrusted networks or users. Follow vendor updates closely for any forthcoming patches or mitigations.
Description
HCL BigFix RunBookAI is affected by a Unvalidated Command Input / Potential Command Smuggling vulnerability. A flaw in a component's input handling was identified that could permit unauthorized command execution.