Is CVE-2026-13567 in the CISA KEV catalog?

No. CVE-2026-13567 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-13567?

CVE-2026-13567 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2026-13567?

CVE-2026-13567 has an EPSS score of 0.27% (19th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-13567?

No published fix for CVE-2026-13567 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-13567

MEDIUM

4.3

CVSS v3

NVD

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.

CWE-79Cross-Site Scripting (XSS)CWE-94Code Injection

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Exploit Intelligence

0.27%probability of exploitation in 30 days

19thpercentile

Low risk: more likely to be exploited than 19% of all known CVEs.

References

Other references6

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-29.