CVE-2026-13567

MEDIUMPre-NVD 4.34.3—
EchelonGraph scoreHIGH confidence

Score 4.3 from GitHub Security Advisory (severity: LOW) published 2026-06-29. a secondary CVSS source baseline 4.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
4.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 4.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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.

CVSS v3
4.3
EG Score
4.3(high)
EPSS
19.1%
KEV
Not listed

Published

June 29, 2026

Last Modified

June 29, 2026

Advisory Details (2)

Auto-updated Jun 29, 2026
No patch confirmed yet.
generic

Code-projects ONLINE MUSIC SITE V1.0 Feedback.php Storage XSS vulnerability · Issue #1 · qwessec/CVE · GitHub

https://github.com/qwessec/CVE/issues/1
generic

Download Free Open Source Projects | PHP, C++ | Source code & Projects

https://code-projects.org/

Vendor Advisories for CVE-2026-13567(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 23× in last 7d / 26× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-06 18:37 UTCEG score recompute
  2. 2026-07-06 18:37 UTCGHSA enrichment
  3. 2026-07-06 16:27 UTCEPSS rescore
  4. 2026-07-06 02:23 UTCEPSS rescore
  5. 2026-07-05 20:59 UTCEG score recompute
  6. 2026-07-05 20:59 UTCGHSA enrichment
  7. 2026-07-05 02:30 UTCEPSS rescore
  8. 2026-07-05 02:30 UTCEPSS rescore
  9. 2026-07-04 23:22 UTCEG score recompute
  10. 2026-07-04 23:22 UTCGHSA enrichment
  11. 2026-07-04 01:45 UTCEG score recompute
  12. 2026-07-04 01:45 UTCGHSA enrichment
  13. 2026-07-03 04:07 UTCEG score recompute
  14. 2026-07-03 04:07 UTCGHSA enrichment
  15. 2026-07-02 06:30 UTCEG score recompute
  16. 2026-07-02 06:29 UTCGHSA enrichment
  17. 2026-07-01 15:06 UTCEPSS rescore
  18. 2026-07-01 15:06 UTCEPSS rescore
  19. 2026-07-01 08:52 UTCEG score recompute
  20. 2026-07-01 08:52 UTCGHSA enrichment
  21. 2026-06-30 23:22 UTCEPSS rescore
  22. 2026-06-30 11:14 UTCEG score recompute
  23. 2026-06-30 11:14 UTCGHSA enrichment
  24. 2026-06-29 15:26 UTCNVD updateCVSS v4 → 2.1
  25. 2026-06-29 13:33 UTCEG score recompute
Show 1 more
  1. 2026-06-29 13:32 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-13567?
CVE-2026-13567 is a medium vulnerability published on June 29, 2026. 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…
When was CVE-2026-13567 disclosed?
CVE-2026-13567 was first published in the National Vulnerability Database on June 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13567 actively exploited?
CVE-2026-13567 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 19.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-13567?
CVE-2026-13567 has a CVSS v3 base score of 4.3 (NVD).
How do I remediate CVE-2026-13567?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13567, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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