CVE-2025-55278

Improper authentication in the API authentication middleware of HCL DevOps Loop allows authentication tokens to be accepted without proper validation of their expiration and cryptographic signature. As a result, an attacker could potentially use expired or tampered tokens to gain unauthorized access to sensitive resources and perform actions with elevated privileges.

CVSS 3.1

8.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

EPSS

0.2% chance of exploitation in the next 30 days; higher than 9% of CVEs (scores of 2026-10-25)

CWEs

CWE-347, CWE-613

Published

2025-11-05

Modified

2026-10-18

Record from

the NVD, synced 2026-10-19

References

• https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0124203

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