Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-r2w2-h6r8-3r53
Advisory ID github_osv/GHSA-r2w2-h6r8-3r53
Aliases CVE-2021-25971
Summary Camaleon CMS vulnerable to Uncaught Exception In Camaleon CMS, versions 2.0.1 through 2.6.0 are vulnerable to an Uncaught Exception. The app's media upload feature crashes permanently when an attacker with a low privileged access uploads a specially crafted .svg file.
Status Published
Exploitability 0.5
Weighted Severity 3.9
Risk 1.9
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-248 Uncaught Exception
System Score Found at
cvssv3.1 4.3 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-r2w2-h6r8-3r53/GHSA-r2w2-h6r8-3r53.json
generic_textual MODERATE
Reference id Reference type URL
https://github.com/owen2345/camaleon-cms
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/camaleon_cms/CVE-2021-25971.yml
ab89584ab32b98a0af3d711e3f508a1d048147d2 Other https://github.com/owen2345/camaleon-cms/commit/ab89584ab32b98a0af3d711e3f508a1d048147d2
CVE-2021-25971 https://nvd.nist.gov/vuln/detail/CVE-2021-25971
CVE-2021-25971 Other https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25971
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-r2w2-h6r8-3r53/GHSA-r2w2-h6r8-3r53.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-04-30T15:50:03Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2021/25xxx/CVE-2021-25971.json

Source Advisory: vulnrichment/CVE-2021-25971

View SSVC decision tree 
[{'Exploitation': 'poc'},
 {'Automatable': 'no'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]