CVE-2026-61425

CRITICALPre-NVD 9.49.4—
EchelonGraph scoreMEDIUM confidence

This critical-severity CVE scores 9.4 under the CNA's CVSS (NVD's own analysis pending). EPSS exploit probability: 0.6%, top 54% 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: cna:joomla, epss
Trending — 3 sources updated this week
9.4EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.4Exploit: None knownExposed: 0

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

Joomla Extension - balbooa.com - Authentication bypass in Gridbox < 1.6.0 - The Joomla extension Gridbox is vulnerable an authenticated bypass, potentially leading to full admin access.

CVSS v3
9.4
EG Score
9.4(medium)
EG Risk
43(Track)
EG Risk 43/100SSVC: 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
Severity94% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
46%
KEV
Not listed

Published

July 20, 2026

Last Modified

August 12, 2026

Advisory Details (2)

Auto-updated Sep 5, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic🔴 Active Exploitation

Gridbox Critical Auth Bypass | mySites.guru

https://mysites.guru/blog/gridbox-critical-authentication-bypass/
generic

Build a Joomla Site — Joomla Website Builder Gridbox

https://www.balbooa.com/gridbox

Vendor Advisories for CVE-2026-61425(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 / 162× 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 329 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-61425?
CVE-2026-61425 is a critical vulnerability published on July 20, 2026. Joomla Extension - balbooa.com - Authentication bypass in Gridbox < 1.6.0 - The Joomla extension Gridbox is vulnerable an authenticated bypass, potentially leading to full admin access.
When was CVE-2026-61425 disclosed?
CVE-2026-61425 was first published in the National Vulnerability Database on July 20, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-61425 actively exploited?
CVE-2026-61425 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 54.5% of all scored CVEs.
What is the CVSS score of CVE-2026-61425?
CVE-2026-61425 has a CVSS v4.0 base score of 9.4 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-61425?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-61425, 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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