CVE-2026-41720

HIGHPre-NVD 7.47.4—
EchelonGraph scoreHIGH confidence

Score 7.4 from GitHub Security Advisory (severity: HIGH) published 2026-06-09. a secondary CVSS source baseline 7.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.4
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.4Exploit: NoneExposed: 0

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

Spring LDAP's DirContextAuthenticationStrategy implementations do not reject a bind request where a non-empty username is paired with an empty or null password.

Affected versions: Spring LDAP 2.4.0 through 2.4.4; 3.2.0 through 3.2.17; 3.3.0 through 3.3.7; 4.0.0 through 4.0.3.

CVSS v3
7.4
EG Score
7.4(high)
EPSS
17.0%
KEV
Not listed

Published

June 9, 2026

Last Modified

June 23, 2026

Advisory Details (1)

Auto-updated Jun 9, 2026
No patch confirmed yet.
generic

CVE-2026-41720: Authentication Bypass with Empty Password in Spring LDAP

https://spring.io/security/cve-2026-41720

Vendor Advisories for CVE-2026-41720(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 28× in last 7d / 138× 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 138 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-41720?
CVE-2026-41720 is a high vulnerability published on June 9, 2026. Spring LDAP's DirContextAuthenticationStrategy implementations do not reject a bind request where a non-empty username is paired with an empty or null password. Affected versions: Spring LDAP 2.4.0 through 2.4.4; 3.2.0 through 3.2.17; 3.3.0 through 3.3.7; 4.0.0 through 4.0.3.
When was CVE-2026-41720 disclosed?
CVE-2026-41720 was first published in the National Vulnerability Database on June 9, 2026, with the most recent update on June 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-41720 actively exploited?
CVE-2026-41720 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 17.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-41720?
CVE-2026-41720 has a CVSS v3 base score of 7.4 (NVD).
How do I remediate CVE-2026-41720?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-41720, 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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