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PatchSiren cyber security CVE debrief

CVE-2025-31976 HCL Software CVE debrief

HCL BigFix Service Management (SM) has a vulnerability that involves insufficiently protected credentials for a short duration while communicating with a backend, internal application. This could potentially allow an attacker to misuse the credentials if they are exfiltrated. The vulnerability has a CVSS score of 4.8 and is classified as medium severity. The CVE was published on May 6, 2026, and last modified on June 29, 2026. HCL has provided a vendor advisory for mitigation.

Vendor
HCL Software
Product
BigFix Service Management (SM)
CVSS
MEDIUM 4.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-05-06
Original CVE updated
2026-06-29
Advisory published
2026-05-06
Advisory updated
2026-06-29

Who should care

Security teams and administrators responsible for HCL BigFix Service Management systems should be aware of this vulnerability. The insufficiently protected credentials could pose a risk if attackers gain access to the credentials during transmission. Monitoring for potential misuse and implementing compensating controls are recommended.

Technical summary

The vulnerability in HCL BigFix Service Management involves insufficient protection of credentials during communication with an internal backend application. This could allow attackers to intercept and potentially misuse the credentials. The issue has been assigned a CVSS score of 4.8, indicating medium severity. The vulnerability is tracked under CVE-2025-31976 and affects BigFix Service Management version 23.0.

Defensive priority

Apply vendor-provided mitigations and monitor for suspicious activity. Implement compensating controls to protect credentials during transmission.

Recommended defensive actions

  • Apply the vendor advisory: https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0128144
  • Monitor for potential credential misuse
  • Implement compensating controls to protect credentials
  • Review and update inventory of affected systems
  • Track and verify HCL remediation workflow

Evidence notes

The CVE-2025-31976 record was published on May 6, 2026, and last modified on June 29, 2026. The vulnerability affects HCL BigFix Service Management version 23.0. HCL has provided a vendor advisory for mitigation. The CVSS vector is CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-31976 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-31976

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-31976 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-31976

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.