CVE-2025-30028

HIGHPre-NVD 8.68.6—
EchelonGraph scoreMEDIUM confidence

Score 8.6 from GitHub Security Advisory (severity: HIGH) published 2026-05-27. a secondary CVSS source baseline 8.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.6EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.6Exploit: None knownExposed: 0

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

A vulnerability in Active Backup for Business allows unauthorized remote attackers to read arbitrary files.

CVSS v3
8.6
EG Score
8.6(medium)
EG Risk
54(Track)
EG Risk 54/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity86% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
30%
KEV
Not listed

Published

May 27, 2026

Last Modified

June 2, 2026

Advisory Details (1)

Auto-updated Jun 2, 2026
No patch confirmed yet.
generic

Synology_SA_25_02 | Synology Inc.

https://www.synology.com/en-global/security/advisory/Synology_SA_25_02

Vendor Advisories for CVE-2025-30028(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 12× in last 7d / 44× 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.

Showing the most recent 100 of 152 total refreshes for this CVE.

  1. 2026-08-01 15:52 UTCEG score recompute
  2. 2026-08-01 15:52 UTCGHSA enrichment
  3. 2026-08-01 04:15 UTCEPSS rescore
  4. 2026-07-31 08:11 UTCEG score recompute
  5. 2026-07-31 08:11 UTCGHSA enrichment
  6. 2026-07-30 16:27 UTCEPSS rescore
  7. 2026-07-30 01:29 UTCEPSS rescore
  8. 2026-07-29 16:11 UTCEG score recompute
  9. 2026-07-29 16:11 UTCGHSA enrichment
  10. 2026-07-28 15:35 UTCEPSS rescore
  11. 2026-07-27 14:12 UTCEPSS rescore
  12. 2026-07-26 14:53 UTCEPSS rescore
  13. 2026-07-25 14:17 UTCEPSS rescore
  14. 2026-07-24 14:17 UTCEPSS rescore
  15. 2026-07-23 02:52 UTCEG score recompute
  16. 2026-07-22 14:07 UTCEPSS rescore
  17. 2026-07-22 14:07 UTCEPSS rescore
  18. 2026-07-21 15:24 UTCEPSS rescore
  19. 2026-07-21 15:24 UTCEPSS rescore
  20. 2026-07-20 17:07 UTCEPSS rescore
  21. 2026-07-19 14:30 UTCEPSS rescore
  22. 2026-07-19 14:30 UTCEPSS rescore
  23. 2026-07-19 02:28 UTCEPSS rescore
  24. 2026-07-19 02:28 UTCEPSS rescore
  25. 2026-07-18 10:04 UTCEPSS rescore
Show 75 more
  1. 2026-07-18 10:04 UTCEPSS rescore
  2. 2026-07-16 17:02 UTCEPSS rescore
  3. 2026-07-15 16:57 UTCEPSS rescore
  4. 2026-07-15 16:57 UTCEPSS rescore
  5. 2026-07-15 01:59 UTCEPSS rescore
  6. 2026-07-15 01:59 UTCEPSS rescore
  7. 2026-07-13 22:29 UTCEPSS rescore
  8. 2026-07-13 06:12 UTCEPSS rescore
  9. 2026-07-13 06:12 UTCEPSS rescore
  10. 2026-07-12 05:46 UTCEPSS rescore
  11. 2026-07-12 05:46 UTCEPSS rescore
  12. 2026-07-11 08:27 UTCEPSS rescore
  13. 2026-07-11 08:27 UTCEPSS rescore
  14. 2026-07-09 19:09 UTCEPSS rescore
  15. 2026-07-06 16:27 UTCEPSS rescore
  16. 2026-07-06 16:26 UTCEPSS rescore
  17. 2026-07-06 02:22 UTCEPSS rescore
  18. 2026-07-05 02:30 UTCEPSS rescore
  19. 2026-07-04 06:30 UTCEPSS rescore
  20. 2026-07-02 17:01 UTCEPSS rescore
  21. 2026-07-01 15:06 UTCEPSS rescore
  22. 2026-07-01 11:41 UTCGHSA enrichment
  23. 2026-06-30 23:22 UTCEPSS rescore
  24. 2026-06-30 23:21 UTCEPSS rescore
  25. 2026-06-30 06:09 UTCGHSA enrichment
  26. 2026-06-29 14:40 UTCGHSA enrichment
  27. 2026-06-28 21:37 UTCGHSA enrichment
  28. 2026-06-28 14:07 UTCEPSS rescore
  29. 2026-06-28 14:07 UTCEPSS rescore
  30. 2026-06-28 07:27 UTCGHSA enrichment
  31. 2026-06-28 04:55 UTCEPSS rescore
  32. 2026-06-28 04:55 UTCEPSS rescore
  33. 2026-06-27 19:07 UTCGHSA enrichment
  34. 2026-06-27 06:45 UTCGHSA enrichment
  35. 2026-06-27 03:08 UTCEPSS rescore
  36. 2026-06-26 17:15 UTCGHSA enrichment
  37. 2026-06-26 03:24 UTCGHSA enrichment
  38. 2026-06-25 15:00 UTCGHSA enrichment
  39. 2026-06-25 13:49 UTCEPSS rescore
  40. 2026-06-25 13:49 UTCEPSS rescore
  41. 2026-06-25 02:19 UTCGHSA enrichment
  42. 2026-06-24 14:04 UTCEPSS rescore
  43. 2026-06-24 14:04 UTCEPSS rescore
  44. 2026-06-23 21:32 UTCEPSS rescore
  45. 2026-06-23 21:32 UTCEPSS rescore
  46. 2026-06-22 14:25 UTCEPSS rescore
  47. 2026-06-22 14:25 UTCEPSS rescore
  48. 2026-06-21 14:56 UTCEPSS rescore
  49. 2026-06-21 14:56 UTCEPSS rescore
  50. 2026-06-21 01:59 UTCEPSS rescore
  51. 2026-06-21 01:59 UTCEPSS rescore
  52. 2026-06-19 19:25 UTCEPSS rescore
  53. 2026-06-19 19:25 UTCEPSS rescore
  54. 2026-06-18 17:52 UTCEPSS rescore
  55. 2026-06-18 17:52 UTCEPSS rescore
  56. 2026-06-17 19:01 UTCGHSA enrichment
  57. 2026-06-17 17:52 UTCEPSS rescore
  58. 2026-06-17 04:51 UTCGHSA enrichment
  59. 2026-06-16 17:52 UTCEPSS rescore
  60. 2026-06-16 17:52 UTCEPSS rescore
  61. 2026-06-16 16:16 UTCGHSA enrichment
  62. 2026-06-16 01:59 UTCGHSA enrichment
  63. 2026-06-15 17:48 UTCEPSS rescore
  64. 2026-06-15 13:36 UTCGHSA enrichment
  65. 2026-06-14 23:42 UTCGHSA enrichment
  66. 2026-06-14 23:17 UTCEPSS rescore
  67. 2026-06-14 11:21 UTCGHSA enrichment
  68. 2026-06-13 23:00 UTCEPSS rescore
  69. 2026-06-13 23:00 UTCEPSS rescore
  70. 2026-06-13 22:59 UTCGHSA enrichment
  71. 2026-06-13 10:37 UTCGHSA enrichment
  72. 2026-06-12 23:11 UTCEPSS rescore
  73. 2026-06-12 21:56 UTCGHSA enrichment
  74. 2026-06-12 09:34 UTCGHSA enrichment
  75. 2026-06-11 21:13 UTCGHSA enrichment

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Frequently asked(5)

What is CVE-2025-30028?
CVE-2025-30028 is a high vulnerability published on May 27, 2026. A vulnerability in Active Backup for Business allows unauthorized remote attackers to read arbitrary files.
When was CVE-2025-30028 disclosed?
CVE-2025-30028 was first published in the National Vulnerability Database on May 27, 2026, with the most recent update on June 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-30028 actively exploited?
CVE-2025-30028 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 70.5% of all scored CVEs.
What is the CVSS score of CVE-2025-30028?
CVE-2025-30028 has a CVSS v3 base score of 8.6 (NVD).
How do I remediate CVE-2025-30028?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-30028, 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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