CVE-2026-78292

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-27. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

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

Unauthenticated PHP Object Injection in Hash Form <= 1.4.1 versions.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
43%
KEV
Not listed

Published

August 27, 2026

Last Modified

August 28, 2026

Advisory Details (1)

Auto-updated Sep 18, 2026
No patch confirmed yet.
generic

PHP Object Injection in WordPress Hash Form Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/hash-form/vulnerability/wordpress-hash-form-plugin-1-4-1-php-object-injection-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-78292(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 57× in last 7d / 209× 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 209 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-78292?
CVE-2026-78292 is a critical vulnerability published on August 27, 2026. Unauthenticated PHP Object Injection in Hash Form <= 1.4.1 versions.
When was CVE-2026-78292 disclosed?
CVE-2026-78292 was first published in the National Vulnerability Database on August 27, 2026, with the most recent update 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-2026-78292 actively exploited?
CVE-2026-78292 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 56.5% of all scored CVEs.
What is the CVSS score of CVE-2026-78292?
CVE-2026-78292 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-78292?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-78292, 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-2026-78292

Explore →

Is Your Infrastructure Affected by CVE-2026-78292?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs