SB2025090959 - Incorrect caching implementation in libsoup

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Main Vulnerability Database SB2025090959

SB2025090959 - Incorrect caching implementation in libsoup

Published: September 9, 2025

Security Bulletin ID SB2025090959
CSH Severity
Medium
Patch available
NO
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Use of cache containing sensitive information (CVE-ID: CVE-2025-9901)

CWE-ID: CWE-524 - Use of Cache Containing Sensitive Information

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists in SoupCache due to the HTTP Vary header being ignored when evaluating cached response. A remote attacker can gain access to sensitive information that was cached by the application. 


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References