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CVE-2020-11065

21
FAUCET Score

CVE-2020-11065 is a Cross-Site Scripting (XSS) vulnerability affecting TYPO3 CMS versions 9.5.12 through 9.5.16 and 10.2.0 through 10.4.1. The flaw arises from improper parsing of HTML attributes in link tags generated by the typolink functionality. This vulnerability carries a medium severity CVSS score of 5.4, indicating it can be exploited remotely with low privileges and user interaction, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 9.5.12, < 9.5.17CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*
>= 10.2.0, < 10.4.2CPE matchmatch criteria
cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.4MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.3
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.54%
Probability of exploitation in next 30 days
EPSS Percentile
42.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0054 is in the 67th percentile among its peer group of 15,239 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

composerpatch availablevia ghsa
Product: typo3/cms-coreFixed in: 10.4.2
composerpatch availablevia ghsa
Product: typo3/cms-coreFixed in: 9.5.17
composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 10.4.2
composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 9.5.17

Vendor Advisories (1)

composerGHSA-4j77-gg36-9864medium

Cross-Site Scripting in TYPO3 CMS Link Handling

May 13, 2020

References

github.com / TYPO3/TYPO3.CMS/security/advisories/GHSA-4j77-gg36-9864
Third Party Advisory