CVE-2025-52621

HIGHCVSS 7.5/10EPSS 0.14%

Last modified

CVE-2025-52621 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. HCL BigFix SaaS Authentication Service is vulnerable to cache poisoning.  The BigFix SaaS's HTTP responses were observed to include the Origin header. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

HCL BigFix SaaS Authentication Service is vulnerable to cache poisoning.  The BigFix SaaS's HTTP responses were observed to include the Origin header. Its presence alongside an unvalidated reflection of the Origin header value introduces a potential for cache poisoning.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
0.14%

4.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
HcltechBigfix Saas< 8.1.14

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-52621?
HCL BigFix SaaS Authentication Service is vulnerable to cache poisoning.  The BigFix SaaS's HTTP responses were observed to include the Origin header. Its presence alongside an unvalidated reflection of the Origin header value introduces a potential for cache poisoning.
How severe is CVE-2025-52621?
CVE-2025-52621 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.
How do I fix CVE-2025-52621?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-52621?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST