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CVE-2020-15241

17
FAUCET Score

CVE-2020-15241 describes a Cross-Site Scripting (XSS) vulnerability in the TYPO3 Fluid Engine (typo3fluid/fluid) affecting versions prior to 2.0.5, 2.1.4, 2.2.1, 2.3.5, 2.4.1, 2.5.5, or 2.6.1, as well as specific TYPO3 CMS versions 8.7.25 and 9.5.6. The vulnerability arises when using the ternary conditional operator in templates, allowing for potential injection of malicious scripts. Rated Medium severity with a CVSS score of 6.1, it requires user interaction (UI:R) and could lead to low impact on confidentiality and integrity (C:L, I:L). There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 2.0.5CPE matchmatch criteria
cpe:2.3:a:typo3:fluid_engine:*:*:*:*:*:*:*:*
>= 2.1.0, < 2.1.4CPE matchmatch criteria
cpe:2.3:a:typo3:fluid_engine:*:*:*:*:*:*:*:*
>= 2.2.0, < 2.2.1CPE matchmatch criteria
cpe:2.3:a:typo3:fluid_engine:*:*:*:*:*:*:*:*
>= 2.3.0, < 2.3.5CPE matchmatch criteria
cpe:2.3:a:typo3:fluid_engine:*:*:*:*:*:*:*:*
>= 2.4.0, < 2.4.1CPE matchmatch criteria
cpe:2.3:a:typo3:fluid_engine:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.7MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
1.6
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.97%
Probability of exploitation in next 30 days
EPSS Percentile
58.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0097 is in the 70th percentile among its peer group of 26,220 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (12)

composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 9.5.6
composerpatch availablevia ghsa
Product: typo3fluid/fluidFixed in: 2.0.5
composerpatch availablevia ghsa
Product: typo3fluid/fluidFixed in: 2.1.4
composerpatch availablevia ghsa
Product: typo3fluid/fluidFixed in: 2.2.1
composerpatch availablevia ghsa
Product: typo3fluid/fluidFixed in: 2.3.5
composerpatch availablevia ghsa
Product: typo3fluid/fluidFixed in: 2.4.1
composerpatch availablevia ghsa
Product: typo3fluid/fluidFixed in: 2.5.5
composerpatch availablevia ghsa
Product: typo3fluid/fluidFixed in: 2.6.1
composerpatch availablevia ghsa
Product: typo3/cms-coreFixed in: 8.7.25
composerpatch availablevia ghsa
Product: typo3/cms-coreFixed in: 9.5.6
composerpatch availablevia ghsa
Product: typo3/cmsFixed in: 8.7.25
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-7733-hjv6-4h47medium

Cross-Site Scripting in ternary conditional operator

Oct 8, 2020

References

github.com / TYPO3/Fluid/commit/9ef6a8ffff2e812025fc0701b4ce72eea6911a3d
PatchThird Party Advisory
github.com / TYPO3/Fluid/security/advisories/GHSA-7733-hjv6-4h47
ExploitThird Party Advisory
typo3.org / security/advisory/typo3-core-sa-2019-013
ExploitThird Party Advisory