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Fencer Vulns
medium 5.3

CVE-2017-2576 json

Moodle Incorrect sanitation of attributes in forums

published 2017-01-20 9 y ago modified 2026-06-17 4 mo ago also GHSA-cjrf-xg77-chpw , EUVD-2022-3590

cvss
5.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
0
none known

Summary

In Moodle 2.x and 3.x, there is incorrect sanitization of attributes in forums.

Patch / fix

  • packagist moodle/moodle 2.7.18, 3.0.8, 3.1.4, 3.2.1

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-2017-2576 updated

moodle: Multiple security issues

  • 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

Exploit prediction

1.01% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N
GitHub 3.0 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist moodle/moodle
>=2.7, <2.7.18
>=3.0, <3.0.8
>=3.1, <3.1.4
>=3.2, <3.2.1
2.7.18
3.0.8
3.1.4
3.2.1

Affected products

  • n/a Moodle 2.x and 3.x

Classification

Weakness
  • CWE-20 Improper Input Validation

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.