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7.8 High

A flaw was found in libxslt where the attribute type, atype, flags are modified in a way that corrupts internal memory management.

CVE-2025-7425

A flaw was found in libxslt where the attribute type, atype, flags are modified in a way that corrupts internal memory management. When XSLT functions, such as the key() process, result in tree fragments, this corruption prevents the proper cleanup of ID attributes. As a result, the system may access freed memory, causing crashes or enabling attackers to trigger heap corruption.

Assessment

CVSS
7.8 (v3.1)
Severity
High
EPSS
0.44% chance of exploitation in the next 30 days
Known exploited
Not listed in CISA KEV
Exploit availability
Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published
10 July 2025
Last updated
4 November 2026
Assigner
redhat

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

At the source

References

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