TI-2022-10788 Aliases CVE-2022-27913 GHSA-8g63-qvh8-q593

[20221002] - Core - RXSS through reflection of user input in headings

LOW 28CWE-79Published 2022-10-25 · Updated 2024-09-16

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

An issue was discovered in Joomla! 4.2.0 through 4.2.3. Inadequate filtering of potentially malicious user input leads to reflected XSS vulnerabilities in various components.

Why it matters now

EPSS 0.0044 38th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Joomla!	Joomla! CMS	4.2.0-4.2.3	—	No fix listed	CNA

Joomla! CMS VendorJoomla! Affected 4.2.0-4.2.3 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:joomla:joomla\!::::::::	4.0.0 – 4.2.3	Vulnerable	Joomla!

cpe:2.3:a:joomla:joomla\!:*:*:*:*:*:*:*:* Versions 4.0.0 – 4.2.3 Vulnerable ·Joomla!

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2022-27913
2026-10-03 Alias added: GHSA-8g63-qvh8-q593

References

Advisory 1

https://developer.joomla.org/security-centre/886-20221002-core-reflected-xss-in-various-components.html

TI-2016-08118 The mailSend function in the isMail transport in PHPMailer before 5.2.18 might allow… KEVCVSS 3.1CRITICAL 9.8
TI-2017-06410 SQL injection vulnerability in Joomla! 3.7.x before 3.7.1 allows attackers to execute… CVSS 3.0CRITICAL 9.8
TI-2016-08129 The isMail transport in PHPMailer before 5.2.20 might allow remote attackers to pass… CVSS 3.1CRITICAL 9.8
TI-2016-07280 The register method in the UsersModelRegistration class in controllers/user.php in the… CVSS 3.0CRITICAL 9.8
TI-2023-09555 [20230201] - Core - Improper access check in webservice endpoints KEVCVSS 3.1MEDIUM 5.3
TI-2015-07045 Joomla! 1.5.x, 2.x, and 3.x before 3.4.6 allow remote attackers to conduct PHP object… CVSS 2.0HIGH 7.5

See all 339 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences