Vulnerability · Published Jun 29, 2026 · Assigned by VulDB

CVE-2026-13567code-projects Online Music Site POST Request Feedback.php cross site scripting

Medium 4.3

In plain English

A medium-severity cross-site scripting in Online Music Site from code-projects. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 41% of all known vulnerabilities).

Severity (CVSS 3.1)4.3Medium

Exploit odds (30 days)0.5%top 59.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A security flaw has been discovered in code-projects Online Music Site 1.0. This affects an unknown part of the file /Frontend/Feedback.php of the component POST Request Handler. The manipulation of the argument fname/femail/faddress/fmessage results in cross site scripting. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks.

Affected products (as reported)

Vendor	Product	Versions
code-projects	Online Music Site	1.0

Weakness: CWE-79, CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R

References

VDB-374575 | code-projects Online Music Site POST Request Feedback.php cross site scripting vdb-entry, technical-description
VDB-374575 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
CVE-2026-13567 | CVE Analysis and Report third-party-advisory
Submit #844228 | Code-projects ONLINE MUSIC SITE V1.0 Storage XSS vulnerability third-party-advisory
https://github.com/qwessec/CVE/issues/1 exploit, issue-tracking
https://code-projects.org/ product