# CVE-2019-3465: simplesamlphp: Rob Richards XmlSecLibs, all versions prior to v3.0.3, as used for example by SimpleSAMLphp, performed incorrect vali...

CVE-2019-3465 is fixed in simplesamlphp on 1 platform by simplesamlphp 1.15.3-1ubuntu0.1~esm1 (version 1.15.3-1ubuntu0.1~esm1), released March 11, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2019-3465
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0299
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Nov 7, 2019

## Description

Rob Richards XmlSecLibs, all versions prior to v3.0.3, as used for example by SimpleSAMLphp, performed incorrect validation of cryptographic signatures in XML messages, allowing an authenticated attacker to impersonate others or elevate privileges by creating a crafted XML message.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | simplesamlphp Ubuntu 18.04.6 LTS (bionic) | 1.15.3-1ubuntu0.1~esm1 | [simplesamlphp 1.15.3-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-simplesamlphp-1.15.3-1ubuntu0.1-esm1.md) | Mar 11, 2025 |

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Data as of 2026-11-07T18:46:35Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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