CVE-2026-58148

HIGHPre-NVD 8.78.7—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.7 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.4%, top 64% 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
8.7EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.7Exploit: None knownExposed: 0

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

Joomla Extension - chronoengine.com - Stored XSS in ChronoForms extension for Joomla 8.0 - 8.0.52 - The Joomla extension ChronoForms is vulnerable to an unauthenticated stored XSS vulnerability.

CVSS v3
8.7
EG Score
8.7(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
Severity87% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
36%
KEV
Not listed

Published

July 17, 2026

Last Modified

July 23, 2026

Advisory Details (1)

Auto-updated Jul 17, 2026
No patch confirmed yet.
generic

Why choose ChronoForms for building your forms? - ChronoEngine

https://www.chronoengine.com/

Vendor Advisories for CVE-2026-58148(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 20× in last 7d / 107× 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 148 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-58148?
CVE-2026-58148 is a high vulnerability published on July 17, 2026. Joomla Extension - chronoengine.com - Stored XSS in ChronoForms extension for Joomla 8.0 - 8.0.52 - The Joomla extension ChronoForms is vulnerable to an unauthenticated stored XSS vulnerability.
When was CVE-2026-58148 disclosed?
CVE-2026-58148 was first published in the National Vulnerability Database on July 17, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-58148 actively exploited?
CVE-2026-58148 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 63.7% of all scored CVEs.
What is the CVSS score of CVE-2026-58148?
CVE-2026-58148 has a CVSS v3 base score of 8.7 (NVD).
How do I remediate CVE-2026-58148?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-58148, 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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