CVE-2024-40336: cms · Cross-site Scripting
Affects cmsSource CVE Database V5
Not known to be exploited · CVSS 6.1 Medium.
Data as of 26 Oct 2026, 14:05 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 29% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 10 Jul 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
GitHubtank992/cmspkg:github/tank992/cmsOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Organizations should implement strict input validation and output encoding on all user-controllable inputs within the Image Advertising Management module of idccms. Employing Content Security Policy (CSP) headers can reduce the impact of injected scripts by restricting script execution sources. Web Application Firewalls (WAFs) configured to detect and block common XSS payloads can provide interim protection. Administrators should monitor web logs for suspicious requests indicative of attempted XSS attacks. User education on avoiding suspicious links and phishing attempts is also beneficial. Until an official patch is released, consider isolating or disabling the vulnerable component if feasible. Regularly check for vendor updates or community patches addressing this vulnerability. Conduct security testing, including automated scanning and manual code review, focusing on input handling in the advertising management features. Finally, ensure that session cookies are set with HttpOnly and Secure flags to mitigate cookie theft risks.
Description
idccms v1.35 is vulnerable to Cross Site Scripting (XSS) within the 'Image Advertising Management.'