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CVE-2020-15241

MEDIUM
Published 2020-10-08T20:15:17
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CVSS Score

V3.1
4.7
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.003
probability
of exploitation in the wild

There is a 0.3% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.561
Higher than 56.1% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED

Impact Metrics

Confidentiality
LOW
Integrity
LOW
Availability
NONE

Description

TYPO3 Fluid Engine (package `typo3fluid/fluid`) before versions 2.0.5, 2.1.4, 2.2.1, 2.3.5, 2.4.1, 2.5.5 or 2.6.1 is vulnerable to cross-site scripting when making use of the ternary conditional operator in templates like `{showFullName ? fullName : defaultValue}`. Updated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) versions as well: TYPO3 v8.7.25 (using `typo3fluid/fluid` v2.5.4) and TYPO3 v9.5.6 (using `typo3fluid/fluid` v2.6.1).

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

TYPO3

Fluid

Affected Versions:

>= 2.0.0, < 2.0.5 >= 2.1.0, < 2.1.4 >= 2.2.0, < 2.2.1 >= 2.3.0, < 2.3.5 >= 2.4.0, < 2.4.1 >= 2.5.0, < 2.5.5 >= 2.6.0, < 2.6.1

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

✓ GitHub Reviewed MODERATE

Cross-Site Scripting in ternary conditional operator

GHSA-7733-hjv6-4h47

Advisory Details

> ### Meta > * CVSS: `CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N/E:F/RL:O/RC:C`(5.0) > * CWE-79 --- :information_source: &nbsp;This vulnerability has been fixed in May 2019 already, CVE and GHSA were assigned later in October 2020 --- ### Problem It has been discovered that the Fluid Engine (package `typo3fluid/fluid`) is vulnerable to cross-site scripting when making use of the ternary conditional operator in templates like the following. ``` {showFullName ? fullName : defaultValue} ``` ### Solution Update to versions 2.0.5, 2.1.4, 2.2.1, 2.3.5, 2.4.1, 2.5.5 or 2.6.1 of this `typo3fluid/fluid` package that fix the problem described. Updated versions of this package are bundled in following TYPO3 (`typo3/cms-core`) releases: * TYPO3 v8.7.25 (using `typo3fluid/fluid` v2.5.5) * TYPO3 v9.5.6 (using `typo3fluid/fluid` v2.6.1) ### Credits Thanks to Bill Dagou who reported this issue and to TYPO3 core merger Claus Due who fixed the issue. ### References * [TYPO3-CORE-SA-2019-013](https://typo3.org/security/advisory/typo3-core-sa-2019-013)

Affected Packages

Packagist typo3fluid/fluid
ECOSYSTEM: ≥2.0.0 <2.0.5
Packagist typo3fluid/fluid
ECOSYSTEM: ≥2.1.0 <2.1.4
Packagist typo3fluid/fluid
ECOSYSTEM: ≥2.2.0 <2.2.1
Packagist typo3fluid/fluid
ECOSYSTEM: ≥2.3.0 <2.3.5
Packagist typo3fluid/fluid
ECOSYSTEM: ≥2.4.0 <2.4.1
Packagist typo3fluid/fluid
ECOSYSTEM: ≥2.5.0 <2.5.5
Packagist typo3fluid/fluid
ECOSYSTEM: ≥2.6.0 <2.6.1
Packagist typo3/cms-core
ECOSYSTEM: ≥8.0.0 <8.7.25
Packagist typo3/cms-core
ECOSYSTEM: ≥9.0.0 <9.5.6
Packagist typo3/cms
ECOSYSTEM: ≥8.0.0 <8.7.25
Packagist typo3/cms
ECOSYSTEM: ≥9.0.0 <9.5.6

CVSS Scoring

CVSS Score

5.0

CVSS Vector

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

References

WEB https://github.com/TYPO3/Fluid/security/advisories/GHSA-7733-hjv6-4h47
ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-15241
WEB https://github.com/TYPO3/Fluid/commit/9ef6a8ffff2e812025fc0701b4ce72eea6911a3d
WEB https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2020-15241.yaml
WEB https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2020-15241.yaml
WEB https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3fluid/fluid/CVE-2020-15241.yaml
PACKAGE https://github.com/TYPO3/Fluid
WEB https://typo3.org/security/advisory/typo3-core-sa-2019-013

Advisory provided by GitHub Security Advisory Database. Published: October 8, 2020, Modified: November 19, 2021

References

https://github.com/TYPO3/Fluid/security/advisories/GHSA-7733-hjv6-4h47
https://github.com/TYPO3/Fluid/commit/9ef6a8ffff2e812025fc0701b4ce72eea6911a3d
https://typo3.org/security/advisory/typo3-core-sa-2019-013
Published: 2020-10-08T20:15:17
Last Modified: 2024-08-04T13:08:22.895Z
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