NamelessMC allows Stored Cross Site Scripting (XSS) in SEO component
Priority HIGH 65CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
NamelessMC is a free, easy to use & powerful website software for Minecraft servers. Cross-site scripting (XSS) vulnerability in NamelessMC before 2.2.4 allows remote authenticated attackers to inject arbitrary web script or HTML via the default_keywords crafted parameter. This vulnerability is fixed in 2.2.4.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00393 33rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Nameless (NamelessMC): 2.2.4
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| NamelessMC | Nameless | before 2.2.4 | 2.2.4 | Patch available | CNA |
- Nameless VendorNamelessMC Affected before 2.2.4 Fixed in 2.2.4 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:namelessmc:nameless:*:*:*:*:*:*:*:* | before 2.2.4 | Vulnerable | NamelessMC |
- cpe:2.3:a:namelessmc:nameless:*:*:*:*:*:*:*:* Versions before 2.2.4 Vulnerable ·NamelessMC
Remediation
- Fix · CNA Nameless (NamelessMC) Fixed in 2.2.4
Timeline
- 2026-10-02 Threatist record created from CVE-2025-54421
References
More NamelessMC Nameless vulnerabilities
- TI-2025-16092 Account Takeover in NamelessMC CVSS 4.0CRITICAL 9.0
- TI-2025-33960 NamelessMC allows Stored Cross-Site Scripting (XSS) in dashboard text editor CVSS 3.1CRITICAL 9.1
- TI-2025-23467 NamelessMC Vulnerable to SQL Injections in /user/messaging and /panel/users/reports Pages CVSS 4.0HIGH 8.6
- TI-2025-21195 NamelessMC Has Lack of Length Validation for s Parameter in GET Requests CVSS 3.1HIGH 7.5
- TI-2022-02614 Session Fixation in namelessmc/nameless CVSS 3.1HIGH 8.2
- TI-2025-16090 Cross-site Scripting in NamelessMC CVSS 4.0MEDIUM 6.3
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences