CVE-2026-57423

HIGHPre-NVD 7.17.1—
EchelonGraph scoreMEDIUM confidence

Score 7.1 from GitHub Security Advisory (severity: HIGH) published 2026-07-13. a secondary CVSS source baseline 7.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.1Exploit: None knownExposed: 0

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

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Kofi Mokome Message Filter for Contact Form 7 cf7-message-filter allows Reflected XSS.This issue affects Message Filter for Contact Form 7: from n/a through <= 1.6.3.8.

CVSS v3
7.1
EG Score
7.1(medium)
EG Risk
32(Track)
EG Risk 32/100SSVC: 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
Severity71% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
16%
KEV
Not listed

Published

July 13, 2026

Last Modified

July 13, 2026

Advisory Details (1)

Auto-updated Jul 13, 2026
No patch confirmed yet.
generic

Cross Site Scripting (XSS) in WordPress Message Filter for Contact Form 7 Plugin - Patchstack

https://patchstack.com/database/Wordpress/Plugin/cf7-message-filter/vulnerability/wordpress-message-filter-for-contact-form-7-plugin-1-6-3-8-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-57423(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 22× in last 7d / 104× 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 155 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-57423?
CVE-2026-57423 is a high vulnerability published on July 13, 2026. Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Kofi Mokome Message Filter for Contact Form 7 cf7-message-filter allows Reflected XSS.This issue affects Message Filter for Contact Form 7: from n/a through <= 1.6.3.8.
When was CVE-2026-57423 disclosed?
CVE-2026-57423 was first published in the National Vulnerability Database on July 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-57423 actively exploited?
CVE-2026-57423 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 83.6% of all scored CVEs.
What is the CVSS score of CVE-2026-57423?
CVE-2026-57423 has a CVSS v3 base score of 7.1 (NVD).
How do I remediate CVE-2026-57423?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-57423, 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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