ELA-1722-1 php7.3 security update

multiple vulnerabilities

2026-05-17
Packagephp7.3
Version7.3.31-1~deb10u13 (buster)
Related CVEs CVE-2026-6722 CVE-2026-6735 CVE-2026-7258 CVE-2026-7261 CVE-2026-7262 CVE-2026-7568


Multiple security issues were found in PHP, a widely-used open source general purpose scripting language, which could result in remote code execution, information disclosure, denial of service.

CVE-2026-6722

A use-after-free issue was discovered in the SOAP extension which may lead to remote code execution when an apache:Map node contains duplicate keys.

CVE-2026-6735

Conrad Draper discovered that the request URI within the PHP-FPM status page was improperly sanitized, thereby allowing cross-site scripting (XSS).

CVE-2026-7258

An out-of-bounds read issue was discovered in urldecode(), which may lead to denial of service on some platforms.

CVE-2026-7261

Ilia Alshanetsky discovered a use-after-free issue after header parsing failure when SoapServer is configured with SOAP_PERSISTENCE_SESSION, which may lead to denial of service.

CVE-2026-7262

Ilia Alshanetsky discovered a NULL pointer deference issue in SOAP apache:Map decoder with a missing <value> element, which may lead to denial of service.

CVE-2026-7568

Aleksey Solovev discovered a signed integer overflow in the metaphone() function from the PHP standard library.



For Debian 10 buster, these problems have been fixed in version 7.3.31-1~deb10u13.

We recommend that you upgrade your php7.3 packages.

Further information about Extended LTS security advisories can be found in the dedicated section of our website.