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CVE-2024-43437VulnerabilityPublished

CVE-2024-43437: fedora · Cross-site Scripting

Source CVE Database V5

0

Not known to be exploited · CVSS 5.4 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
5.4Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 26% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 24 Apr 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

AI-suggested

To mitigate CVE-2024-43437, organizations should immediately apply any official patches or updates released by Moodle once available. In the absence of patches, administrators should restrict restore operations to trusted personnel only and validate backup files before restoration to ensure they originate from reliable sources. Implementing strict input sanitization and content security policies (CSP) can help reduce the risk of script execution. Monitoring and logging restore activities can detect suspicious behavior early. Additionally, educating users about the risks of restoring untrusted backups and enforcing multi-factor authentication for administrative accounts can further reduce exploitation likelihood. Organizations should also consider isolating Moodle restore operations in sandboxed environments to contain potential malicious scripts. Regular security assessments and penetration testing focusing on backup and restore functionalities are recommended to identify similar weaknesses proactively.

Description

A flaw was found in moodle. Insufficient sanitizing of data when performing a restore could result in a cross-site scripting (XSS) risk from malicious backup files.

References

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