CVE-2026-42748

CRITICALNVD 9.99.9—
EchelonGraph scoreMEDIUM confidence

Score 9.9 from GitHub Security Advisory (severity: CRITICAL) published 2026-05-27. NVD baseline CVSS 9.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
9.9EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.9Exploit: None knownExposed: 0

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

Unrestricted Upload of File with Dangerous Type vulnerability in WPify WPify Woo Czech wpify-woo allows Upload a Web Shell to a Web Server.This issue affects WPify Woo Czech: from n/a through <= 5.4.1.

CVSS v3
9.9
EG Score
9.9(medium)
EG Risk
45(Track)
EG Risk 45/100SSVC: 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
Severity99% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
20%
KEV
Not listed

Published

May 27, 2026

Last Modified

May 27, 2026

Advisory Details (1)

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

Arbitrary File Upload in WordPress WPify Woo Czech Plugin - Patchstack

https://patchstack.com/database/Wordpress/Plugin/wpify-woo/vulnerability/wordpress-wpify-woo-czech-plugin-5-4-1-arbitrary-file-upload-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-42748(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 8× in last 7d / 41× 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 351 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-42748?
CVE-2026-42748 is a critical vulnerability published on May 27, 2026. Unrestricted Upload of File with Dangerous Type vulnerability in WPify WPify Woo Czech wpify-woo allows Upload a Web Shell to a Web Server.This issue affects WPify Woo Czech: from n/a through <= 5.4.1.
When was CVE-2026-42748 disclosed?
CVE-2026-42748 was first published in the National Vulnerability Database on May 27, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-42748 actively exploited?
CVE-2026-42748 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 79.9% of all scored CVEs.
What is the CVSS score of CVE-2026-42748?
CVE-2026-42748 has a CVSS v3 base score of 9.9 (NVD).
How do I remediate CVE-2026-42748?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-42748, 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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