CVE-2026-48902

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-26. the CNA's CVSS baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:joomla, epss, ghsa
Trending — 3 sources updated this week
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 9.8Exploit: NoneExposed: 0

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

The password and username reset features created plain http links for https connections if the "Force SSL" flag wasn't explicitly set.

CVSS v3
9.8
EG Score
9.8(medium)
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%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
8.9%
KEV
Not listed

Published

May 26, 2026

Last Modified

June 5, 2026

Advisory Details (1)

Auto-updated Jun 20, 2026
No patch confirmed yet.
generic

[20260518] - Core - Transport encryption downgrade for password and username reset links

https://developer.joomla.org/security-centre/1050-20260518-core-transport-encryption-downgrade-for-password-and-username-reset-links.html

Vendor Advisories for CVE-2026-48902(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 10× in last 7d / 53× 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 179 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-48902?
CVE-2026-48902 is a critical vulnerability published on May 26, 2026. The password and username reset features created plain http links for https connections if the "Force SSL" flag wasn't explicitly set.
When was CVE-2026-48902 disclosed?
CVE-2026-48902 was first published in the National Vulnerability Database on May 26, 2026, with the most recent update on June 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-48902 actively exploited?
CVE-2026-48902 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 8.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-48902?
CVE-2026-48902 has a CVSS v4.0 base score of 9.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-48902?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-48902, 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.

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