CVE-2026-81285

HIGHPre-NVD 7.57.5—
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-08-28. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: None knownExposed: 0

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

Unauthenticated Denial of Service Attack in Smush Image Compression and Optimization <= 4.2.0 versions.

CVSS v3
7.5
EG Score
7.5(high)
EG Risk
38(Track)
EG Risk 38/100SSVC: 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
Severity75% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
18%
KEV
Not listed

Published

August 28, 2026

Last Modified

August 28, 2026

Advisory Details (1)

Auto-updated Aug 28, 2026
No patch confirmed yet.
generic

Denial of Service Attack in WordPress Smush Image Compression and Optimization Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/wp-smushit/vulnerability/wordpress-smush-image-compression-and-optimization-plugin-4-2-0-denial-of-service-attack-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-81285(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 29× in last 7d / 97× 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. 2026-09-21 02:02 UTCEG score recompute
  2. 2026-09-21 02:02 UTCGHSA enrichment
  3. 2026-09-20 20:16 UTCEPSS rescore
  4. 2026-09-20 15:01 UTCGHSA enrichment
  5. 2026-09-20 03:59 UTCGHSA enrichment
  6. 2026-09-19 16:57 UTCEG score recompute
  7. 2026-09-19 16:57 UTCGHSA enrichment
  8. 2026-09-19 05:54 UTCEG score recompute
  9. 2026-09-19 05:54 UTCGHSA enrichment
  10. 2026-09-18 19:28 UTCEPSS rescore
  11. 2026-09-18 18:53 UTCGHSA enrichment
  12. 2026-09-18 07:52 UTCGHSA enrichment
  13. 2026-09-17 20:51 UTCEG score recompute
  14. 2026-09-17 20:51 UTCGHSA enrichment
  15. 2026-09-17 09:39 UTCGHSA enrichment
  16. 2026-09-16 22:37 UTCEG score recompute
  17. 2026-09-16 22:37 UTCGHSA enrichment
  18. 2026-09-16 14:08 UTCEPSS rescore
  19. 2026-09-16 11:07 UTCEG score recompute
  20. 2026-09-16 11:07 UTCGHSA enrichment
  21. 2026-09-16 05:15 UTCEPSS rescore
  22. 2026-09-16 00:05 UTCGHSA enrichment
  23. 2026-09-15 13:03 UTCEG score recompute
  24. 2026-09-15 13:03 UTCGHSA enrichment
  25. 2026-09-15 03:12 UTCEPSS rescore
Show 72 more
  1. 2026-09-15 03:12 UTCEPSS rescore
  2. 2026-09-15 02:02 UTCGHSA enrichment
  3. 2026-09-14 15:01 UTCGHSA enrichment
  4. 2026-09-14 04:00 UTCGHSA enrichment
  5. 2026-09-13 16:59 UTCEG score recompute
  6. 2026-09-13 16:59 UTCGHSA enrichment
  7. 2026-09-13 05:58 UTCGHSA enrichment
  8. 2026-09-12 18:57 UTCEG score recompute
  9. 2026-09-12 18:57 UTCGHSA enrichment
  10. 2026-09-12 07:56 UTCGHSA enrichment
  11. 2026-09-11 20:55 UTCEG score recompute
  12. 2026-09-11 20:55 UTCGHSA enrichment
  13. 2026-09-11 14:53 UTCEPSS rescore
  14. 2026-09-11 14:53 UTCEPSS rescore
  15. 2026-09-11 09:53 UTCGHSA enrichment
  16. 2026-09-10 22:49 UTCGHSA enrichment
  17. 2026-09-10 11:47 UTCEG score recompute
  18. 2026-09-10 11:47 UTCGHSA enrichment
  19. 2026-09-09 23:53 UTCGHSA enrichment
  20. 2026-09-09 11:29 UTCGHSA enrichment
  21. 2026-09-09 00:28 UTCEG score recompute
  22. 2026-09-09 00:28 UTCGHSA enrichment
  23. 2026-09-08 22:01 UTCEPSS rescore
  24. 2026-09-08 13:13 UTCGHSA enrichment
  25. 2026-09-08 02:03 UTCEG score recompute
  26. 2026-09-08 02:03 UTCGHSA enrichment
  27. 2026-09-07 15:02 UTCGHSA enrichment
  28. 2026-09-07 01:26 UTCGHSA enrichment
  29. 2026-09-06 14:25 UTCEG score recompute
  30. 2026-09-06 14:25 UTCGHSA enrichment
  31. 2026-09-06 13:48 UTCEPSS rescore
  32. 2026-09-06 03:24 UTCGHSA enrichment
  33. 2026-09-05 16:23 UTCEG score recompute
  34. 2026-09-05 16:23 UTCGHSA enrichment
  35. 2026-09-05 15:31 UTCEPSS rescore
  36. 2026-09-05 05:22 UTCGHSA enrichment
  37. 2026-09-04 18:21 UTCEG score recompute
  38. 2026-09-04 18:21 UTCGHSA enrichment
  39. 2026-09-04 07:17 UTCEG score recompute
  40. 2026-09-04 07:17 UTCGHSA enrichment
  41. 2026-09-04 05:07 UTCEPSS rescore
  42. 2026-09-03 20:13 UTCGHSA enrichment
  43. 2026-09-03 09:10 UTCGHSA enrichment
  44. 2026-09-02 22:07 UTCEG score recompute
  45. 2026-09-02 22:07 UTCGHSA enrichment
  46. 2026-09-02 14:12 UTCEPSS rescore
  47. 2026-09-02 11:03 UTCGHSA enrichment
  48. 2026-09-01 23:54 UTCEG score recompute
  49. 2026-09-01 23:54 UTCGHSA enrichment
  50. 2026-09-01 13:54 UTCEPSS rescore
  51. 2026-09-01 12:53 UTCEG score recompute
  52. 2026-09-01 12:53 UTCGHSA enrichment
  53. 2026-09-01 04:40 UTCEPSS rescore
  54. 2026-09-01 04:40 UTCEPSS rescore
  55. 2026-09-01 01:49 UTCGHSA enrichment
  56. 2026-08-31 14:45 UTCGHSA enrichment
  57. 2026-08-31 03:39 UTCEG score recompute
  58. 2026-08-31 03:39 UTCGHSA enrichment
  59. 2026-08-30 19:18 UTCEPSS rescore
  60. 2026-08-30 19:17 UTCEPSS rescore
  61. 2026-08-30 16:38 UTCGHSA enrichment
  62. 2026-08-30 05:37 UTCEG score recompute
  63. 2026-08-30 05:37 UTCGHSA enrichment
  64. 2026-08-30 01:22 UTCEPSS rescore
  65. 2026-08-29 18:35 UTCGHSA enrichment
  66. 2026-08-29 07:29 UTCGHSA enrichment
  67. 2026-08-28 20:28 UTCGHSA enrichment
  68. 2026-08-28 18:43 UTCEG score recompute
  69. 2026-08-28 18:42 UTCGHSA enrichment
  70. 2026-08-28 16:32 UTCEG score recompute
  71. 2026-08-28 15:29 UTCEG score recompute
  72. 2026-08-28 15:25 UTCMITRE cvelistV5first tracked

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Frequently asked(5)

What is CVE-2026-81285?
CVE-2026-81285 is a high vulnerability published on August 28, 2026. Unauthenticated Denial of Service Attack in Smush Image Compression and Optimization <= 4.2.0 versions.
When was CVE-2026-81285 disclosed?
CVE-2026-81285 was first published in the National Vulnerability Database on August 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-81285 actively exploited?
CVE-2026-81285 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 81.6% of all scored CVEs.
What is the CVSS score of CVE-2026-81285?
CVE-2026-81285 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-81285?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-81285, 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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