CVE-2025-53830

CRITICALPre-NVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.1 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.3%, top 83% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, secondary
Trending — 3 sources updated this week
9.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.1Exploit: NoneExposed: 0

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

Anti-Virus for ownCloud is an anti-virus application for file storage, synchronization, and sharing application ownCloud. Versions of Anti-Virus for ownCloud before 1.2.3 are vulnerable to Server-Side Request Forgery (SSRF). This corresponds to versions of ownCloud 10 prior to 10.15.3. Upgrade ownCloud 10 to version 10.15.3 or later or upgrade Anti-Virus for ownCloud 10 to version 1.2.3 or later to receive a fix.

CVSS v3
9.1
EG Score
9.1(medium)
EPSS
17.0%
KEV
Not listed

Published

July 6, 2026

Last Modified

July 8, 2026

Advisory Details (1)

Auto-updated Jul 6, 2026
Patch available. Sources: github.
github Patch Available

[OC10] Anti-Virus for ownCloud 10 before 1.2.3 is vulnerable to Server-Side Request Forgery (SSRF) · Advisory · owncloud/security-advisories · GitHub

https://github.com/owncloud/security-advisories/security/advisories/GHSA-3wg4-mg27-hj4w

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 54× in last 7d / 54× 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. 2026-07-13 08:08 UTCEG score recompute
  2. 2026-07-13 06:12 UTCEPSS rescore
  3. 2026-07-13 06:12 UTCEPSS rescore
  4. 2026-07-13 04:29 UTCEG score recompute
  5. 2026-07-13 00:48 UTCEG score recompute
  6. 2026-07-12 21:06 UTCEG score recompute
  7. 2026-07-12 17:24 UTCEG score recompute
  8. 2026-07-12 13:46 UTCEG score recompute
  9. 2026-07-12 10:07 UTCEG score recompute
  10. 2026-07-12 06:28 UTCEG score recompute
  11. 2026-07-12 05:46 UTCEPSS rescore
  12. 2026-07-12 02:50 UTCEG score recompute
  13. 2026-07-11 23:11 UTCEG score recompute
  14. 2026-07-11 19:33 UTCEG score recompute
  15. 2026-07-11 15:55 UTCEG score recompute
  16. 2026-07-11 12:17 UTCEG score recompute
  17. 2026-07-11 08:38 UTCEG score recompute
  18. 2026-07-11 08:27 UTCEPSS rescore
  19. 2026-07-11 08:27 UTCEPSS rescore
  20. 2026-07-11 04:59 UTCEG score recompute
  21. 2026-07-11 01:20 UTCEG score recompute
  22. 2026-07-10 21:42 UTCEG score recompute
  23. 2026-07-10 18:04 UTCEG score recompute
  24. 2026-07-10 14:25 UTCEG score recompute
  25. 2026-07-10 10:45 UTCEG score recompute
Show 29 more
  1. 2026-07-10 07:06 UTCEG score recompute
  2. 2026-07-10 03:28 UTCEG score recompute
  3. 2026-07-09 23:50 UTCEG score recompute
  4. 2026-07-09 20:11 UTCEG score recompute
  5. 2026-07-09 19:09 UTCEPSS rescore
  6. 2026-07-09 16:33 UTCEG score recompute
  7. 2026-07-09 12:55 UTCEG score recompute
  8. 2026-07-09 09:16 UTCEG score recompute
  9. 2026-07-09 05:38 UTCEG score recompute
  10. 2026-07-09 01:57 UTCEG score recompute
  11. 2026-07-08 22:19 UTCEG score recompute
  12. 2026-07-08 18:41 UTCEG score recompute
  13. 2026-07-08 15:15 UTCEPSS rescore
  14. 2026-07-08 15:02 UTCEG score recompute
  15. 2026-07-08 11:22 UTCEG score recompute
  16. 2026-07-08 07:44 UTCEG score recompute
  17. 2026-07-08 04:05 UTCEG score recompute
  18. 2026-07-08 00:26 UTCEG score recompute
  19. 2026-07-07 20:48 UTCEG score recompute
  20. 2026-07-07 17:10 UTCEG score recompute
  21. 2026-07-07 13:45 UTCEPSS rescore
  22. 2026-07-07 13:30 UTCEG score recompute
  23. 2026-07-07 09:52 UTCEG score recompute
  24. 2026-07-07 06:14 UTCEG score recompute
  25. 2026-07-07 02:33 UTCEG score recompute
  26. 2026-07-06 22:55 UTCEG score recompute
  27. 2026-07-06 19:16 UTCEG score recompute
  28. 2026-07-06 15:36 UTCEG score recompute
  29. 2026-07-06 15:36 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2025-53830?
CVE-2025-53830 is a critical vulnerability published on July 6, 2026. Anti-Virus for ownCloud is an anti-virus application for file storage, synchronization, and sharing application ownCloud. Versions of Anti-Virus for ownCloud before 1.2.3 are vulnerable to Server-Side Request Forgery (SSRF). This corresponds to versions of ownCloud 10 prior to 10.15.3. Upgrade…
When was CVE-2025-53830 disclosed?
CVE-2025-53830 was first published in the National Vulnerability Database on July 6, 2026, with the most recent update on July 8, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-53830 actively exploited?
CVE-2025-53830 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 17.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2025-53830?
CVE-2025-53830 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2025-53830?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-53830, 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.

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