5.9

CVE-2025-6491

Exploit

NULL Pointer Dereference in PHP SOAP Extension via Large XML Namespace Prefix

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Php ≫ Php Version >= 8.1.0 < 8.1.33
Php ≫ Php Version >= 8.2.0 < 8.2.29
Php ≫ Php Version >= 8.3.0 < 8.3.23
Php ≫ Php Version >= 8.4.0 < 8.4.10
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.77% 0.737
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
security@php.net 5.9 2.2 3.6
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.