Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2025-54574

Squid is a caching proxy for the Web. In versions 6.3 and below, Squid is vulnerable to a heap buffer overflow and possible remote code execution attack when processing URN due to incorrect buffer management. This has been fixed in version 6.4. To work around this issue, disable URN access permissions.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.01
EPSS Ranking 76.6%
CVSS Severity
CVSS v3 Score 9.3
Products affected by CVE-2025-54574


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