CVE-2026-47348
TYPO3 CMS - Cross-Site Scripting in Indexed Search
Editors with access to create or modify page content were able to include HTML markup in page titles that were stored in the search index without sanitization. When displayed in frontend search results via the Indexed Search plugin, these titles were rendered without proper output encoding, resulting in a Cross-Site Scripting vulnerability. This issue affects TYPO3 CMS versions 13.0.0-13.4.30 and 14.0.0-14.3.2.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Passive
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
TYPO3 CMS - Cross-Site Scripting in Indexed Search
Editors with access to create or modify page content were able to include HTML markup in page titles that were stored in the search index without sanitization. When displayed in frontend search results via the Indexed Search plugin, these titles were rendered without proper output encoding, resulting in a Cross-Site Scripting vulnerability. This issue affects TYPO3 CMS versions 13.0.0-13.4.30 and 14.0.0-14.3.2.
- Record
CVE-2026-47348- CVSS 4.0
- 5.1 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:L/SA:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2026-35395
Editors with access to create or modify page content were able to include HTML markup in page titles that were stored in the search index without sanitization. When displayed in frontend search results via the Indexed Search plugin, these titles were rendered without proper output encoding, resulting in a Cross-Site Scripting vulnerability. This issue affects TYPO3 CMS versions 13.0.0-13.4.30 and 14.0.0-14.3.2.
- Record
EUVD-2026-35395- CVSS 4.0
- 5.1 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:L/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-cg75-qfg2-w9hj
TYPO3 CMS has Cross-Site Scripting in Indexed Search
Problem
Editors with access to create or modify page content were able to include HTML markup in page titles that were stored in the search index without sanitization. When displayed in frontend search results via the Indexed Search plugin, these titles were rendered without proper output encoding, resulting in a Cross-Site Scripting vulnerability.
Solution
Update to TYPO3 versions 13.4.31 LTS, 14.3.3 LTS that fix the problem described.
Credits
TYPO3 CMS thanks Jan Kahmen and Sanjay Singh Jhala for reporting this issue, and to TYPO3 core & security team member Oliver Hader for fixing it.
Resources
- Record
GHSA-cg75-qfg2-w9hj- CVSS 4.0
- 5.1 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:L/SA:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Editors with access to create or modify page content were able to include HTML markup in page titles that were stored in the search index without sanitization. When displayed in frontend search results via the Indexed Search plugin, these titles were rendered without proper output encoding, resulting in a Cross-Site Scripting vulnerability. This issue affects TYPO3 CMS versions 13.0.0-13.4.30 and 14.0.0-14.3.2.
- Record
CVE-2026-47348- CVSS 4.0
- 5.1 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
TYPO3 CMS - Cross-Site Scripting in Indexed Search
Editors with access to create or modify page content were able to include HTML markup in page titles that were stored in the search index without sanitization. When displayed in frontend search results via the Indexed Search plugin, these titles were rendered without proper output encoding, resulting in a Cross-Site Scripting vulnerability. This issue affects TYPO3 CMS versions 13.0.0-13.4.30 and 14.0.0-14.3.2.
- Record
CVE-2026-47348- CVSS 4.0
- 5.1 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:L/SA:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVGHSA-cg75-qfg2-w9hj
TYPO3 CMS has Cross-Site Scripting in Indexed Search
Problem
Editors with access to create or modify page content were able to include HTML markup in page titles that were stored in the search index without sanitization. When displayed in frontend search results via the Indexed Search plugin, these titles were rendered without proper output encoding, resulting in a Cross-Site Scripting vulnerability.
Solution
Update to TYPO3 versions 13.4.31 LTS, 14.3.3 LTS that fix the problem described.
Credits
TYPO3 CMS thanks Jan Kahmen and Sanjay Singh Jhala for reporting this issue, and to TYPO3 core & security team member Oliver Hader for fixing it.
Resources
- Record
GHSA-cg75-qfg2-w9hj- CVSS 4.0
- 5.1 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:N/SI:L/SA:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
typo3/cms-corePackagist |
13.0.0 up to 13.4.31 | 13.4.31 |
typo3/cms-corePackagist |
14.0.0 up to 14.3.3 | 14.3.3 |
typo3/cms-indexed-searchPackagist |
13.0.0 up to 13.4.31 | 13.4.31 |
typo3/cms-indexed-searchPackagist |
14.0.0 up to 14.3.3 | 14.3.3 |
typo3/cms-corePackagist |
13.0.0 up to 13.4.31, plus listed versions v13.0.0v13.0.1v13.1.0v13.1.1v13.2.0 Show 34 moreShow lessv13.2.1v13.3.0v13.3.1v13.4.0v13.4.1v13.4.10v13.4.11v13.4.12v13.4.13v13.4.14v13.4.15v13.4.16v13.4.17v13.4.18v13.4.19v13.4.2v13.4.20v13.4.21v13.4.22v13.4.23v13.4.24v13.4.25v13.4.26v13.4.27v13.4.28v13.4.29v13.4.3v13.4.30v13.4.4v13.4.5v13.4.6v13.4.7v13.4.8v13.4.9 |
13.4.31 |
typo3/cms-corePackagist |
14.0.0 up to 14.3.3, plus listed versions v14.0.0v14.0.1v14.0.2v14.1.0v14.1.1 Show 4 moreShow lessv14.2.0v14.3.0v14.3.1v14.3.2 |
14.3.3 |
typo3/cms-indexed-searchPackagist |
13.0.0 up to 13.4.31, plus listed versions v13.0.0v13.0.1v13.1.0v13.1.1v13.2.1 Show 33 moreShow lessv13.3.0v13.3.1v13.4.0v13.4.1v13.4.10v13.4.11v13.4.12v13.4.13v13.4.14v13.4.15v13.4.16v13.4.17v13.4.18v13.4.19v13.4.2v13.4.20v13.4.21v13.4.22v13.4.23v13.4.24v13.4.25v13.4.26v13.4.27v13.4.28v13.4.29v13.4.3v13.4.30v13.4.4v13.4.5v13.4.6v13.4.7v13.4.8v13.4.9 |
13.4.31 |
typo3/cms-indexed-searchPackagist |
14.0.0 up to 14.3.3, plus listed versions v14.0.0v14.0.1v14.0.2v14.1.0v14.1.1 Show 4 moreShow lessv14.2.0v14.3.0v14.3.1v14.3.2 |
14.3.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-47348 is a medium vulnerability (CVSS 5.1) in Typo3 Cms, published June 9, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.27%, the 19th percentile. Fixed in typo3/cms-core 13.4.31.
References
typo3.org/security/advisory/typo3-core-sa-2026-010
github.com/TYPO3/typo3/commit/2e96dd0e9fab7ad877b741fb9f6fc645b4270a3e
nvd.nist.gov/vuln/detail/CVE-2026-47348