Description information displayed in the site administration live log required additional sanitizing to prevent a stored XSS risk.
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This high-severity CVE scores 8.3 under NVD CVSS v3. EPSS exploit probability: 1.0%, top 23% 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).
Description information displayed in the site administration live log required additional sanitizing to prevent a stored XSS risk.
February 24, 2025
August 8, 2025
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| moodle/moodle | v2.3.10 ... v4.1.9 (348 versions) | 4.1.16 | — |
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
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.
Working exploit code is in the public domain (2 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
Web CTF challenge highlighting moodle CVE-2025-26529 (in 2 flavors)
Open source ↗SSRF to XSS - XSS to RCE Moodle
Open source ↗See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-26529
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.