CVE-2025-67849 (GCVE-0-2025-67849)

Vulnerability from cvelistv5 – Published: 2026-02-03 10:52 – Updated: 2026-02-26 15:04
VLAI
Title
Moodle: moodle: cross-site scripting (xss) via improper sanitization of ai prompt responses
Summary
A flaw was found in Moodle. This cross-site scripting (XSS) vulnerability, caused by improper sanitization of AI prompt responses, allows attackers to inject malicious HTML or script into web pages. When other users view these compromised pages, their sessions could be stolen, or the user interface could be manipulated.
Severity
7.3 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
URL Tags
https://access.redhat.com/security/cve/CVE-2025-67849 vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2423835 issue-trackingx_refsource_REDHAT
Impacted products
Vendor Product Version
Affected: 4.5.0 , < 4.5.8 (semver)
Affected: 5.0.0 , < 5.0.4 (semver)
Affected: 5.1.0 , < 5.1.1 (semver)
Date Public
2025-12-15 04:00
Credits
Red Hat would like to thank Vuln37 for reporting this issue.
Show details on NVD website
To clipboard 

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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.