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Fencer Vulns
medium 5.3

CVE-2025-26527 json

Non-searchable tags can still be discovered on the tag search page and in the tags block

published 2025-02-24 20 mo ago modified 2026-09-08 2 mo ago also BIT-moodle-2025-26527 , EUVD-2025-4277 , GHSA-5r85-6h7f-rg3r

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits
0
none known

Summary

Tags not expected to be visible to a user could still be discovered by them via the tag search page or in the tags block.

Patch / fix

  • packagist moodle/moodle 4.1.16, 4.3.10, 4.4.6, 4.5.2
  • bitnami moodle 4.1.16, 4.3.10, 4.4.6, 4.5.2
  • Moodle Project moodle 4.1.16, 4.3.10, 4.4.6, 4.5.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2025-26527 updated cvss 5.3

moodle: Non-searchable tags can still be discovered on the tag search page and in the tags block

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
20 mo ago

Exploit prediction

0.37% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
GitHub 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
OSV 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected packages

ecosystem package affected fixed in
packagist moodle/moodle
>=4.5.0-beta, <4.5.2
>=4.4.0-beta, <4.4.6
>=4.3.0-beta, <4.3.10
<4.1.16
4.5.2
4.4.6
4.3.10
4.1.16
bitnami moodle
>=4.1.0, <4.1.16
>=4.3.0, <4.3.10
>=4.4.0, <4.4.6
>=4.5.0, <4.5.2
4.1.16
4.3.10
4.4.6
4.5.2

Affected products

  • Moodle Project moodle

Classification

Weakness
  • CWE-1230 Exposure of Sensitive Information Through Metadata

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.