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cnvd-2021-26151

2026-10-16T03:10:56.991597+00:00

cnvd-2021-26151

EUVD-2026-42757

2026-10-16T03:10:56.991642+00:00

EUVD-2026-42757

fkie_cve-2020-15241

2026-10-16T03:10:56.991663+00:00

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).

GHSA-7733-hjv6-4h47 — Cross-Site Scripting in ternary conditional operator

2026-10-16T03:10:56.991718+00:00

Affected: Packagist: typo3fluid/fluid, Packagist: typo3/cms-core, Packagist: typo3/cms

> ### 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

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:information_source: This vulnerability has been fixed in May 2019 already, CVE and GHSA were assigned later in October 2020

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### 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)

gsd-2020-15241

2026-10-16T03:10:56.991832+00:00

gsd-2020-15241