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Fencer Vulns
high 8.8

CVE-2024-52596 json

SimpleSAMLphp xml-common XXE vulnerability

published 2024-12-02 23 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-3414 , GHSA-2x65-fpch-2fcm

cvss
8.8
version 4.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 62%
public exploits
0
none known

Summary

SimpleSAMLphp xml-common is a common classes for handling XML-structures. When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE. This vulnerability is fixed in 1.19.0.

Patch / fix

  • packagist simplesamlphp/xml-common 1.20.0
  • simplesamlphp xml-common 1.20.0
  • simplesamlphp Debian 14, Debian 12 1.19.7-1+deb12u1

debian advisories DEBIAN-CVE-2024-52596

  • simplesamlphp Ubuntu 24.04 LTS 1.19.7-1+deb12u1ubuntu0.1
  • simplesamlphp Ubuntu Pro 16.04 LTS 1.14.0-1ubuntu2+esm1
  • simplesamlphp Ubuntu Pro 18.04 LTS 1.15.3-1ubuntu0.1~esm1
  • simplesamlphp Ubuntu Pro 20.04 LTS 1.18.4-1ubuntu0.1~esm1
  • simplesamlphp Ubuntu Pro 22.04 LTS 1.19.1-1.1ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2024-52596

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
23 mo ago

Exploit prediction

0.98% chance of exploitation in the next 30 days, higher than 62% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:L/SI:L/SA:N
CNA 4.0 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected packages

ecosystem package affected fixed in
packagist simplesamlphp/xml-common
<1.20.0
1.20.0

Affected products

  • simplesamlphp xml-common

Classification

Weakness
  • CWE-611 Improper Restriction of XML External Entity Reference

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.