CVE-2025-15634: HCLSoftware BigFix WebUI · Missing Authorization
Affects HCLSoftware BigFix WebUISource CVE Database V5
Not known to be exploited · CVSS 5.3 Medium.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 7% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 9 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 |
|---|---|---|
| HCLSoftwareBigFix WebUI | Affected
| Fixed in– |
AI-suggested
Until an official fix is available, restrict access to the BigFix WebUI to trusted users only and monitor for unauthorized access attempts. Avoid sharing URLs that may expose sensitive information and consider implementing additional access controls or web application firewalls to limit direct URL access.
Description
A missing authorization vulnerability in HCL BigFix WebUI allows an authenticated user without proper permissions to view sensitive environmental information via direct URL access to the unauthorized page.