CVE-2025-54299
Extension - nobossextensions.com - Stored XSS vulnerability in No Boss Testimonials component 1.0.0-3.0.0 and 4.0.0-4.0.2 for Joomla
A stored XSS vulnerability in No Boss Testimonials component 1.0.0-3.0.0 and 4.0.0-4.0.2 for Joomla was discovered.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Passive
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Extension - nobossextensions.com - Stored XSS vulnerability in No Boss Testimonials component 1.0.0-3.0.0 and 4.0.0-4.0.2 for Joomla
A stored XSS vulnerability in No Boss Testimonials component 1.0.0-3.0.0 and 4.0.0-4.0.2 for Joomla was discovered.
- Record
CVE-2025-54299- CVSS 4.0
- 9.4 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2025-22930
A stored XSS vulnerability in No Boss Testimonials component 1.0.0-3.0.0 and 4.0.0-4.0.2 for Joomla was discovered.
- Record
EUVD-2025-22930- CVSS 4.0
- 9.4 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-f8x3-2896-944x
A stored XSS vulnerability in No Boss Testimonials component 1.0.0-3.0.0 and 4.0.0-4.0.2 for...
A stored XSS vulnerability in No Boss Testimonials component 1.0.0-3.0.0 and 4.0.0-4.0.2 for Joomla was discovered.
- Record
GHSA-f8x3-2896-944x- CVSS 4.0
- 9.4 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/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
NVD
A stored XSS vulnerability in No Boss Testimonials component 1.0.0-3.0.0 and 4.0.0-4.0.2 for Joomla was discovered.
- Record
CVE-2025-54299- CVSS 4.0
- 9.4 Critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H/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
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-54299 is a critical vulnerability (CVSS 9.4) in Nobossextensions.com No Boss Testimonials Component For Joomla, published July 28, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.48%, the 41st percentile. No source names a fixed version.