A security vulnerability was found in Moodle where confidential information that prevents cross-site request forgery (CSRF) attacks was shared publicly through the site's URL. This vulnerability occurred specifically on two types of pages within the mod_data module: edit and delete pages.
CVE-2025-3637
This low-severity CVE scores 3.1 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 58% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 3.1
- EG Score
- 3.1(medium)
- EPSS
- 23.7%
- KEV
- Not listed
Published
April 25, 2025
Last Modified
June 24, 2025
References (3)
- patrick@puiterwijkhttp://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-65356
- patrick@puiterwijkhttps://access.redhat.com/security/cve/CVE-2025-3637
- patrick@puiterwijkhttps://bugzilla.redhat.com/show_bug.cgi?id=2359727
Affected Packages
(1 across 1 ecosystem)
Packagist(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| moodle/moodle | v4.5.0 ... v4.5.3 (7 versions) | 4.5.4 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 11× in last 7d / 48× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-22 14:07 UTCEPSS rescore
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- 2026-07-07 03:51 UTCOSV refresh
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- 2026-06-18 14:43 UTCOSV refresh
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- 2026-05-30 06:53 UTCEG score recompute
- 2026-05-30 00:12 UTCOSV refresh
- 2026-05-29 13:44 UTCEPSS rescore
Frequently asked(5)
What is CVE-2025-3637?
When was CVE-2025-3637 disclosed?
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What is the CVSS score of CVE-2025-3637?
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Dependency Blast Radius
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