CVE-2026-57645

HIGHPre-NVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-06-26. a secondary CVSS source baseline 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.1Exploit: None knownExposed: 0

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

newsletters_subscribers Broken Access Control in Newsletters <= 4.13 versions.

CVSS v3
8.1
EG Score
8.1(medium)
EG Risk
41(Track)
EG Risk 41/100SSVC: 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
Severity81% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
28%
KEV
Not listed

Published

June 26, 2026

Last Modified

June 26, 2026

Advisory Details (1)

Auto-updated Jun 26, 2026
No patch confirmed yet.
generic

Broken Access Control in WordPress Newsletters Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/newsletters-lite/vulnerability/wordpress-newsletters-plugin-4-13-broken-access-control-vulnerability-2?_s_id=cve

Vendor Advisories for CVE-2026-57645(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 5× in last 7d / 59× 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 212 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-57645?
CVE-2026-57645 is a high vulnerability published on June 26, 2026. newsletters_subscribers Broken Access Control in Newsletters <= 4.13 versions.
When was CVE-2026-57645 disclosed?
CVE-2026-57645 was first published in the National Vulnerability Database on June 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-57645 actively exploited?
CVE-2026-57645 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 72.2% of all scored CVEs.
What is the CVSS score of CVE-2026-57645?
CVE-2026-57645 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2026-57645?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-57645, 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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