CVE-2026-56346

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory published 2026-06-20. a secondary CVSS source baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.5Exploit: NoneExposed: 0

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

AVideo through version 25.0 contains an authentication bypass vulnerability in the decryptMessage.json.php endpoint that allows unauthenticated users to decrypt PGP messages. Remote attackers can submit private keys, ciphertext, and passphrases to perform server-side decryption without credentials, exposing key material to logs and enabling resource exhaustion attacks.

CVSS v3
6.5
EG Score
6.5(high)
EPSS
31.2%
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 - Unauthenticated PGP Message Decryption via decryptMessage.json.php Endpoint | Advisories | VulnCheck

https://www.vulncheck.com/advisories/avideo-unauthenticated-pgp-message-decryption-via-decryptmessage-json-php-endpoint
github Patch Available🟡 PoC Available

Unauthenticated PGP Message Decryption via Public Endpoint · Advisory · WWBN/AVideo · GitHub

https://github.com/WWBN/AVideo/security/advisories/GHSA-5x2w-37xf-7962

Vendor Advisories for CVE-2026-56346(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 24× in last 7d / 56× 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 13:40 UTCEG score recompute
  4. 2026-07-06 13:40 UTCGHSA enrichment
  5. 2026-07-06 02:23 UTCEPSS rescore
  6. 2026-07-06 02:23 UTCEPSS rescore
  7. 2026-07-05 15:37 UTCEG score recompute
  8. 2026-07-05 15:37 UTCGHSA enrichment
  9. 2026-07-05 02:31 UTCEPSS rescore
  10. 2026-07-05 02:30 UTCEPSS rescore
  11. 2026-07-04 17:34 UTCEG score recompute
  12. 2026-07-04 17:34 UTCGHSA enrichment
  13. 2026-07-04 06:31 UTCEPSS rescore
  14. 2026-07-04 06:31 UTCEPSS rescore
  15. 2026-07-03 19:30 UTCEG score recompute
  16. 2026-07-03 19:30 UTCGHSA enrichment
  17. 2026-07-02 21:29 UTCEG score recompute
  18. 2026-07-02 21:29 UTCGHSA enrichment
  19. 2026-07-01 23:27 UTCEG score recompute
  20. 2026-07-01 23:27 UTCGHSA enrichment
  21. 2026-07-01 15:07 UTCEPSS rescore
  22. 2026-07-01 01:26 UTCEG score recompute
  23. 2026-07-01 01:26 UTCGHSA enrichment
  24. 2026-06-30 23:22 UTCEPSS rescore
  25. 2026-06-30 03:17 UTCEG score recompute
Show 31 more
  1. 2026-06-30 03:17 UTCGHSA enrichment
  2. 2026-06-29 14:06 UTCEPSS rescore
  3. 2026-06-29 14:06 UTCEPSS rescore
  4. 2026-06-29 05:16 UTCEG score recompute
  5. 2026-06-29 05:15 UTCGHSA enrichment
  6. 2026-06-28 14:07 UTCEPSS rescore
  7. 2026-06-28 07:13 UTCEG score recompute
  8. 2026-06-28 07:13 UTCGHSA enrichment
  9. 2026-06-28 04:56 UTCEPSS rescore
  10. 2026-06-28 04:56 UTCEPSS rescore
  11. 2026-06-27 09:12 UTCEG score recompute
  12. 2026-06-27 09:12 UTCGHSA enrichment
  13. 2026-06-27 03:08 UTCEPSS rescore
  14. 2026-06-26 11:10 UTCEG score recompute
  15. 2026-06-26 11:10 UTCGHSA enrichment
  16. 2026-06-25 13:49 UTCEPSS rescore
  17. 2026-06-25 10:32 UTCEG score recompute
  18. 2026-06-25 10:32 UTCGHSA enrichment
  19. 2026-06-24 14:05 UTCEPSS rescore
  20. 2026-06-24 12:31 UTCEG score recompute
  21. 2026-06-24 12:30 UTCGHSA enrichment
  22. 2026-06-23 21:33 UTCEPSS rescore
  23. 2026-06-23 21:33 UTCEPSS rescore
  24. 2026-06-23 14:24 UTCEG score recompute
  25. 2026-06-23 14:23 UTCGHSA enrichment
  26. 2026-06-22 16:21 UTCEG score recompute
  27. 2026-06-22 16:21 UTCGHSA enrichment
  28. 2026-06-21 18:18 UTCEG score recompute
  29. 2026-06-21 18:18 UTCGHSA enrichment
  30. 2026-06-20 20:16 UTCEG score recompute
  31. 2026-06-20 20:15 UTCNVD updatefirst tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-56346?
CVE-2026-56346 is a medium vulnerability published on June 20, 2026. AVideo through version 25.0 contains an authentication bypass vulnerability in the decryptMessage.json.php endpoint that allows unauthenticated users to decrypt PGP messages. Remote attackers can submit private keys, ciphertext, and passphrases to perform server-side decryption without credentials,…
When was CVE-2026-56346 disclosed?
CVE-2026-56346 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-2026-56346 actively exploited?
CVE-2026-56346 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 31.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-56346?
CVE-2026-56346 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-56346?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-56346, 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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