What’s Vulnerable › Vulnerabilities

CVE-2020-8091

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-01-27 · updated 2026-06-17
• Weakness: CWE-79

Description

svg.swf in TYPO3 6.2.0 to 6.2.38 ELTS and 7.0.0 to 7.1.0 could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack on a targeted system. This may be at a contrib/websvg/svg.swf pathname.

Affected products

• typo3: from 6.2 before 6.2.39; from 7.0.0 through 7.1.0 — fixed in 6.2.39

How to fix

Upgrade to a fixed version: typo3 6.2.39. Check the vendor advisory for mitigations.

References

• https://typo3.org/security/advisory/typo3-psa-2019-003/
• https://www.purplemet.com/blog/typo3-xss-vulnerability
• https://typo3.org/security/advisory/typo3-psa-2019-003/
• https://www.purplemet.com/blog/typo3-xss-vulnerability

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