CVE-2026-56347

MEDIUMPre-NVD 6.16.1—
EchelonGraph scoreHIGH confidence

Score 6.1 from GitHub Security Advisory published 2026-06-20. a secondary CVSS source baseline 6.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.1
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.1Exploit: NoneExposed: 0

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

AVideo TopMenu plugin through version 26.0 contains a stored cross-site scripting vulnerability in menu item rendering due to missing output encoding of icon classes, URLs, and text labels. Attackers can inject malicious JavaScript through unescaped menu item fields that execute for all site visitors, potentially stealing session cookies or performing unauthorized actions.

CVSS v3
6.1
EG Score
6.1(high)
EPSS
6.3%
KEV
Not listed

Published

June 20, 2026

Last Modified

June 22, 2026

Advisory Details (2)

Auto-updated Jun 20, 2026
🔬 Proof of concept available. Patch available. Sources: github.
generic

AVideo TopMenu Plugin - Stored Cross-Site Scripting via Unescaped Menu Item Fields | Advisories | VulnCheck

https://www.vulncheck.com/advisories/avideo-topmenu-plugin-stored-cross-site-scripting-via-unescaped-menu-item-fields
github Patch Available🟡 PoC Available

Stored XSS via Unescaped Menu Item Fields in TopMenu Plugin · Advisory · WWBN/AVideo · GitHub

https://github.com/WWBN/AVideo/security/advisories/GHSA-gmpc-fxg2-vcmq

Vendor Advisories for CVE-2026-56347(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 22× in last 7d / 49× 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 16:27 UTCEPSS rescore
  2. 2026-07-06 16:27 UTCEPSS rescore
  3. 2026-07-06 08:13 UTCEG score recompute
  4. 2026-07-06 08:13 UTCGHSA enrichment
  5. 2026-07-06 02:23 UTCEPSS rescore
  6. 2026-07-06 02:23 UTCEPSS rescore
  7. 2026-07-05 05:20 UTCEG score recompute
  8. 2026-07-05 05:20 UTCGHSA enrichment
  9. 2026-07-05 02:31 UTCEPSS rescore
  10. 2026-07-05 02:30 UTCEPSS rescore
  11. 2026-07-04 06:31 UTCEPSS rescore
  12. 2026-07-04 06:31 UTCEPSS rescore
  13. 2026-07-04 03:02 UTCEG score recompute
  14. 2026-07-04 03:02 UTCGHSA enrichment
  15. 2026-07-03 00:42 UTCEG score recompute
  16. 2026-07-03 00:42 UTCGHSA enrichment
  17. 2026-07-01 22:27 UTCEG score recompute
  18. 2026-07-01 22:27 UTCGHSA enrichment
  19. 2026-07-01 15:07 UTCEPSS rescore
  20. 2026-06-30 23:22 UTCEPSS rescore
  21. 2026-06-30 20:13 UTCEG score recompute
  22. 2026-06-30 20:13 UTCGHSA enrichment
  23. 2026-06-29 17:58 UTCEG score recompute
  24. 2026-06-29 17:57 UTCGHSA enrichment
  25. 2026-06-29 14:06 UTCEPSS rescore
Show 24 more
  1. 2026-06-29 14:06 UTCEPSS rescore
  2. 2026-06-28 15:40 UTCEG score recompute
  3. 2026-06-28 15:39 UTCGHSA enrichment
  4. 2026-06-28 04:56 UTCEPSS rescore
  5. 2026-06-28 04:56 UTCEPSS rescore
  6. 2026-06-27 13:25 UTCEG score recompute
  7. 2026-06-27 13:25 UTCGHSA enrichment
  8. 2026-06-27 03:08 UTCEPSS rescore
  9. 2026-06-26 11:10 UTCEG score recompute
  10. 2026-06-26 11:10 UTCGHSA enrichment
  11. 2026-06-25 13:49 UTCEPSS rescore
  12. 2026-06-25 05:18 UTCEG score recompute
  13. 2026-06-25 05:18 UTCGHSA enrichment
  14. 2026-06-24 14:05 UTCEPSS rescore
  15. 2026-06-24 03:04 UTCEG score recompute
  16. 2026-06-24 03:04 UTCGHSA enrichment
  17. 2026-06-23 21:33 UTCEPSS rescore
  18. 2026-06-23 21:33 UTCEPSS rescore
  19. 2026-06-23 00:49 UTCEG score recompute
  20. 2026-06-23 00:49 UTCGHSA enrichment
  21. 2026-06-21 22:32 UTCEG score recompute
  22. 2026-06-21 22:31 UTCGHSA enrichment
  23. 2026-06-20 20:15 UTCEG score recompute
  24. 2026-06-20 20:15 UTCNVD updatefirst tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-56347?
CVE-2026-56347 is a medium vulnerability published on June 20, 2026. AVideo TopMenu plugin through version 26.0 contains a stored cross-site scripting vulnerability in menu item rendering due to missing output encoding of icon classes, URLs, and text labels. Attackers can inject malicious JavaScript through unescaped menu item fields that execute for all site…
When was CVE-2026-56347 disclosed?
CVE-2026-56347 was first published in the National Vulnerability Database on June 20, 2026, with the most recent update on June 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-56347 actively exploited?
CVE-2026-56347 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 6.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-56347?
CVE-2026-56347 has a CVSS v3 base score of 6.1 (NVD).
How do I remediate CVE-2026-56347?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-56347, 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

Explore the affected products and dependency analysis for CVE-2026-56347

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