🛡️ CVE-2023-41609 — couchcms

🟡 CVSS 6.1 — Medium ⚠️ Exploit Public CWE-601 NVD
6.1
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

An open redirect vulnerability in the sanitize_url() parameter of CouchCMS v2.3 allows attackers to redirect a victim user to an arbitrary web site via a crafted URL.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. A user must be tricked into taking some action. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality low, integrity low, availability none.

Weakness class

CVE-2023-41609 is classified as CWE-601: Open Redirect. A redirect target is taken from user input, so a trusted link can send the visitor to an attacker's site.

Affected software

CVE-2023-41609 is recorded against 1 package.

  • couchcms

Timeline and source

Published on 11 September 2023 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

github.com
github.com

Details

Severity MEDIUM
CVSS Score 6.1
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CWE CWE-601
Public Exploit ⚠️ Yes
Source NVD
Published 2023-09-11
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
couchcms — —

References

Exploit, Issue Tracking, Third Party Advisory https://github.com/CouchCMS/CouchCMS/issues/190
Exploit, Issue Tracking, Third Party Advisory https://github.com/CouchCMS/CouchCMS/issues/190

Similar Threats

Exploit Protection

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CVE-2023-41609 carries CVSS 6.1 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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