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2.0
CVE-2024-42699: Alkacon OpenCMS 17.0 allows attackers to inject malicious scripts via image title
CVE-2024-42699 · published 1 year ago
Summary
Alkacon OpenCMS 17.0 has a security weakness that lets attackers inject malicious code into the website when users interact with certain images. This could allow the attacker to take control of the user's session or steal information. Update to a fixed version of Alkacon OpenCMS to ensure your website is secure.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| maven | opencms | org.opencms:opencms-core | <= 17.0 |
| – | alkacon | opencms |
17.0.0 cpe:2.3:a:alkacon:opencms:17.0.0:*:*:*:*:*:*:* |
Original advisory text
Cross Site Scripting vulnerability in Create/Modify article function in Alkacon OpenCMS 17.0 allows remote attacker to inject javascript payload via image title sub-field in the image field
Cross Site Scripting vulnerability in Create/Modify article function in Alkacon OpenCMS 17.0 allows remote attacker to inject javascript payload via image title sub-field in the image field
References
- https://github.com/Sidd545-cr/CVE/blob/main/CVE-2024-42699%20-%20Stored%20XSS%20... URL
- https://github.com/advisories/GHSA-h75c-f2xx-9vxv
- https://nvd.nist.gov/vuln/detail/CVE-2024-42699 Vendor Advisory
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/42xxx/CVE-2024-42699... Vendor Advisory
Internet-facing
14 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit
- Gives an attacker full control
Type
CWE-79Cross-site Scripting (XSS)
Timeline
Published21 Apr 2025
Updated4 Nov 2026
First seen6 Mar 2026
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