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CVE-2021-25971

17
FAUCET Score

CVE-2021-25971 describes an Uncaught Exception vulnerability in Camaleon CMS versions 2.0.1 to 2.6.0. A low-privileged attacker can permanently crash the application's media upload feature by uploading a specially crafted .svg file. This vulnerability has a CVSS score of 4.3 (Medium), indicating low attack complexity and impact limited to availability. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.0.1, <= 2.6.0CPE matchmatch criteria
cpe:2.3:a:tuzitio:camaleon_cms:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.98%
Probability of exploitation in next 30 days
EPSS Percentile
58.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0098 is in the 71st percentile among its peer group of 21,951 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
rubygemspatch availablevia ghsa
Product: camaleon_cmsFixed in: 2.6.0.1

Vendor Advisories (1)

rubygemsGHSA-r2w2-h6r8-3r53medium

Camaleon CMS vulnerable to Uncaught Exception

May 24, 2022

References

github.com / owen2345/camaleon-cms/commit/ab89584ab32b98a0af3d711e3f508a1d048147d2
PatchThird Party Advisory
whitesourcesoftware.com / vulnerability-database/CVE-2021-25971
Third Party Advisory