CVE-2026-7263 Affecting apache2-mod_php8 package, versions <8.4.21-160000.1.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (17th percentile)

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  • Snyk IDSNYK-SLES1600-APACHE2MODPHP8-16742268
  • published18 May 2026
  • disclosed13 May 2026

Introduced: 13 May 2026

NewCVE-2026-7263  (opens in a new tab)

How to fix?

Upgrade SLES:16.0.0 apache2-mod_php8 to version 8.4.21-160000.1.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream apache2-mod_php8 package and not the apache2-mod_php8 package as distributed by SLES. See How to fix? for SLES:16.0.0 relevant fixed versions and status.

In PHP versions 8.4.* before 8.4.21 and 8.5.* before 8.5.6, DOMNode::C14N() method may process the XML data incorrectly, causing a circular linked list in the data structure representing the XML document. This may cause subsequent processing of the XML document to enter infinite loop, causing denial of service in the processing application.

CVSS Base Scores

version 3.1