In TYPO3 CMS greater than or equal to 9.5.12 and less than 9.5.17, and greater than or equal to 10.2.0 and less than 10.4.2, it has been discovered that link tags generated by typolink functionality are vulnerable to cross-site scripting; properties being assigned as HTML attributes have not been parsed correctly. This has been fixed in 9.5.17 and 10.4.2.
CVE-2020-11065
This medium-severity CVE scores 5.4 under NVD CVSS v3. EPSS exploit probability: 0.5%, 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
- 5.4
- EG Score
- 5.4(medium)
- EG Risk
- —
- EPSS
- 42.1%
- KEV
- Not listed
Published
May 13, 2020
Last Modified
November 21, 2024
References (2)
- security-advisories@githubhttps://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4j77-gg36-9864
- af854a3a-2127-422b-91ae-364da2661108https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-4j77-gg36-9864
Affected Packages
(2 across 1 ecosystem)
Packagist(2)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| typo3/cms | v9.0.0 ... v9.5.9 (26 versions) | 9.5.17 | — |
| typo3/cms-core | v9.0.0 ... v9.5.9 (26 versions) | 9.5.17 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 13× in last 7d / 44× 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 22:32 UTCEG score recompute
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Related CVEs(same CWE)
Frequently asked(5)
What is CVE-2020-11065?
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Dependency Blast Radius
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