CVE-2021-25969
Camaleon CMS - Stored Cross-Site Scripting (XSS) in Comments
In Camaleon CMS application, versions 0.0.1 to 2.6.0 are vulnerable to stored XSS, that allows an unauthenticated attacker to store malicious scripts in the comments section of the post. These scripts are executed in a victim’s browser when they open the page containing the malicious comment.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Camaleon CMS - Stored Cross-Site Scripting (XSS) in Comments
In Camaleon CMS application, versions 0.0.1 to 2.6.0 are vulnerable to stored XSS, that allows an unauthenticated attacker to store malicious scripts in the comments section of the post. These scripts are executed in a victim’s browser when they open the page containing the malicious comment.
- Record
CVE-2021-25969- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2022-5737
In Camaleon CMS application, versions 0.0.1 to 2.6.0 are vulnerable to stored XSS, that allows an unauthenticated attacker to store malicious scripts in the comments section of the post. These scripts are executed in a victim’s browser when they open the page containing the malicious comment.
- Record
EUVD-2022-5737- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-x78v-4fvj-rg9j
Camaleon CMS Stored Cross-site Scripting vulnerability
In “Camaleon CMS” application, versions 0.0.1 through 2.6.0 are vulnerable to stored XSS, that allows unprivileged application users to store malicious scripts in the comments section of the post. These scripts are executed in a victim’s browser when they open the page containing the malicious comment.
- Record
GHSA-x78v-4fvj-rg9j- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
In Camaleon CMS application, versions 0.0.1 to 2.6.0 are vulnerable to stored XSS, that allows an unauthenticated attacker to store malicious scripts in the comments section of the post. These scripts are executed in a victim’s browser when they open the page containing the malicious comment.
- Record
CVE-2021-25969- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
In Camaleon CMS application, versions 0.0.1 to 2.6.0 are vulnerable to stored XSS, that allows an unauthenticated attacker to store malicious scripts in the comments section of the post. These scripts are executed in a victim’s browser when they open the page containing the malicious comment.
- Record
CVE-2021-25969- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVGHSA-x78v-4fvj-rg9j
Camaleon CMS Stored Cross-site Scripting vulnerability
In “Camaleon CMS” application, versions 0.0.1 through 2.6.0 are vulnerable to stored XSS, that allows unprivileged application users to store malicious scripts in the comments section of the post. These scripts are executed in a victim’s browser when they open the page containing the malicious comment.
- Record
GHSA-x78v-4fvj-rg9j- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
camaleon_cmsRubyGems |
0.0.1 up to 2.6.0.1 | 2.6.0.1 |
camaleon_cmsRubyGems |
0.0.1 up to 2.6.0.1, plus listed versions 0.0.20.1.20.1.30.1.40.1.5 Show 45 moreShow less0.1.60.1.70.1.80.1.90.2.00.2.11.01.0.11.0.21.0.31.0.41.0.51.0.61.0.71.0.81.0.91.1.02.0.12.0.22.0.32.0.42.0.4.12.1.02.1.12.1.1.42.1.2.02.1.2.12.2.02.2.12.3.02.3.12.3.22.3.32.3.42.3.52.3.62.3.72.3.7.12.3.7.22.4.02.4.12.4.22.4.32.4.3.12.4.3.10 |
2.6.0.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-25969 is a medium vulnerability (CVSS 6.1) in Camaleon Cms Cms, published October 20, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.81%, the 57th percentile. Fixed in camaleon_cms 2.6.0.1.
References
Left out here: 49 versions. The JSON record has them.