CVE-2026-12274

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2026-07-13. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this weekElevated
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: Elevated riskExposed: 0

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

The Tutor LMS WordPress plugin before 3.9.13 does not verify that the requesting user is allowed to edit a target post before overwriting it in one of its content-builder save handlers, authorizing the request only against an unrelated identifier, allowing authenticated users with instructor-level access to overwrite and take over any post or page on the site, including those owned by administrators.

CVSS v3
6.5
EG Score
6.5(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
Severity65% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
22%
KEV
Not listed

Published

July 13, 2026

Last Modified

July 13, 2026

Advisory Details (1)

Auto-updated Jul 13, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Tutor LMS < 3.9.13 – Instructor+ Arbitrary Post Overwrite via IDOR | CVE 2026-12274 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/c3d98ead-a4f4-48fd-bf9c-4fa91c5681d7/

Vendor Advisories for CVE-2026-12274(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Data Freshness Timeline

(refreshed 16× in last 7d / 81× 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 118 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-12274?
CVE-2026-12274 is a medium vulnerability published on July 13, 2026. The Tutor LMS WordPress plugin before 3.9.13 does not verify that the requesting user is allowed to edit a target post before overwriting it in one of its content-builder save handlers, authorizing the request only against an unrelated identifier, allowing authenticated users with instructor-level…
When was CVE-2026-12274 disclosed?
CVE-2026-12274 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-2026-12274 actively exploited?
CVE-2026-12274 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 77.9% of all scored CVEs.
What is the CVSS score of CVE-2026-12274?
CVE-2026-12274 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-12274?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12274, 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

Explore the affected products and dependency analysis for CVE-2026-12274

Explore →

Is Your Infrastructure Affected by CVE-2026-12274?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs