CVE-2024-52806
SimpleSAMLphp SAML2 has an XXE in parsing SAML messages
8.3
HIGH
CVSS 3.1
EPSS 0.18%
Description
SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE. This vulnerability is fixed in 4.6.14 and 5.0.0-alpha.18.
How to fix CVE-2024-52806
To remediate CVE-2024-52806, upgrade the affected package to a fixed version below.
- —upgrade to 1.19.0-1+deb11u1 or later
- —upgrade to 4.6.14 or later
- —upgrade to 4.6.14 or later
Is CVE-2024-52806 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1.19.0-1+deb11u1
- from 0, < 4.6.14
- from 0, < 4.6.14
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:L |
| osv | CVSS 3.1 | HIGH8.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L |