CVE-2026-53723
1 advisory.
Packagist/guzzlehttp/guzzle-services CVE-2026-53723: medium 5.8
guzzlehttp/guzzle-services' XML Request Serialization Vulnerable to XML Injection via CDATA Terminator
Action: Upgrade guzzlehttp/guzzle-services to 1.5.4 or later.
composer require guzzlehttp/guzzle-services:1.5.4Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.5.4 | - |
Fixed versions
| 1.5.4 |
Sources
- osv: GHSA-q8r6-5hfw-5jff
- https://github.com/guzzle/guzzle-services/security/advisories/GHSA-q8r6-5hfw-5jff
- https://nvd.nist.gov/vuln/detail/CVE-2026-53723
- https://github.com/FriendsOfPHP/security-advisories/blob/master/guzzlehttp/guzzle-services/CVE-2026-53723.yaml
- https://github.com/guzzle/guzzle-services
CVE-2026-53723 · published · modified · JSON