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Fencer Vulns
medium 5.3

CVE-2022-26159 json

The auto-completion plugin in Ametys CMS before 4.5.0 allows a remote unauthenticated attacker to read documents such as plugins/web/servic…

published 2022-02-28 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-30725

cvss
5.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
13.4%
EPSS 13.4% chance of exploitation in 30 days, percentile 96%
public exploits
0
none known, plus a Nuclei check

Summary

The auto-completion plugin in Ametys CMS before 4.5.0 allows a remote unauthenticated attacker to read documents such as plugins/web/service/search/auto-completion/<domain>/en.xml (and similar pathnames for other languages), which contain all characters typed by all users, including the content of private pages. For example, a private page may contain usernames, e-mail addresses, and possibly passwords.

Patch / fix

  • ametys ametys 4.5.0

Exploit prediction

13.37% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template Ametys CMS Information Disclosure nuclei detection template
  • podalirius.net https://podalirius.net/en/cves/2022-26159/ referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/p0dalirius/CVE-2022-26159-Ametys-Autocompletion-XML/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

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.