AdaptCMS XSS Alert: When Sending Messages Goes Rogue!
Beware of messages with a little extra zing! AdaptCMS v3.0.3’s “Send Message” feature has a stored XSS vulnerability that might make your inbox more exciting than you bargained for. Users can inject scripts via the message field, turning your screen into a light show. Proceed with caution—or popcorn.

Hot Take:
In the world of cybersecurity, it looks like AdaptCMSv3.0.3 is the new “Send Message” app for cybercriminals who want to send a little more than just a “hello.” It appears that sending messages with a side of XSS is the new norm, and AdaptCMS just got its invite to the party. Who knew that one little “XSS” could make such a big splash? Time for AdaptCMS to adapt—or face the wrath of the XSS gremlins!
Key Points:
- Stored XSS vulnerability discovered in AdaptCMSv3.0.3 “Send Message” feature.
- Exploit allows users to inject malicious scripts into message fields.
- Attack tested and confirmed on Debian 12 by Andrey Stoykov.
- Payload triggers on message viewing, enabling potential widespread impact.
- Remediation required to prevent exploitation by cyber mischief-makers.
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