Vulnerability Database

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CVE-2025-6491

In PHP versions:8.1.* before 8.1.33, 8.2.* before 8.2.29, 8.3.* before 8.3.23, 8.4.* before 8.4.10 when parsing XML data in SOAP extensions, overly large (>2Gb) XML namespace prefix may lead to null pointer dereference. This may lead to crashes and affect the availability of the target server.

  • Published: Jul 14, 2025
  • Updated: Jul 23, 2025
  • CVE: CVE-2025-6491
  • Exploit:

No technical information available.

No CWE or OWASP classifications available.