CVE-2022-33154 json
brotkrueml/schema fails to properly encode user input for output in HTML context, leading to XSS
published 2022-06-17 4 y ago modified 2026-06-17 4 mo ago also GHSA-374w-gwqr-fmxg , EUVD-2022-5898
- cvss
- 5.4
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 44%
- public exploits
- 0
- none known
Summary
The schema (aka Embedding schema.org vocabulary) extension before 1.13.1 and 2.x before 2.5.1 for TYPO3 allows XSS.
Patch / fix
- packagist brotkrueml/schema 1.13.1, 2.5.1
- schema_project schema 1.13.1, 2.5.1
Exploit prediction
0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 3.5 | AV:N/AC:M/Au:S/C:N/I:P/A:N |
| GitHub | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| packagist | brotkrueml/schema | >=2.0.0, <2.5.1 <1.13.1 |
2.5.1 1.13.1 |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
typo3.org
/security/advisory/typo3-ext-sa-2022-012
web, patch, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2022-33154
advisory
-
github.com
/FriendsOfPHP/security-advisories/blob/master/brotkrueml/schema/CVE-2022-33154.yaml
web
-
github.com
/brotkrueml/schema
package
Sources
- CVE List CVE-2022-33154
- GitHub Advisory GHSA-374w-gwqr-fmxg
- NVD CVE-2022-33154
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.