CVE-2026-12273

MEDIUMPre-NVD 4.3Trending — 4 sources updated this weekElevated
4.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 4.3Exploit: NoneExposed: 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 perform any authorization or post-target validation before creating a comment in one of its handlers, and stores the comment pre-approved, allowing authenticated users with subscriber-level access and above to post auto-approved comments containing arbitrary HTML and links on any content across the site, bypassing the comment moderation queue.

CVSS v3
4.3
EG Score
0.0(none)
EPSS
6.6%
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 – Subscriber+ Arbitrary Auto-Approved Comment Creation | CVE 2026-12273 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/93031a51-fd53-48a0-a420-0024bbdaf45b/

Vendor Advisories for CVE-2026-12273(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 7× in last 7d / 7× 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.

  1. 2026-07-15 16:57 UTCEPSS rescore
  2. 2026-07-15 02:00 UTCEPSS rescore
  3. 2026-07-13 22:30 UTCEPSS rescore
  4. 2026-07-13 16:22 UTCMITRE cvelistV5CVSS v3 → 4.3 · severity → MEDIUM
  5. 2026-07-13 08:08 UTCNVD update
  6. 2026-07-13 06:34 UTCEG score recompute
  7. 2026-07-13 06:32 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-12273?
CVE-2026-12273 is a medium vulnerability published on July 13, 2026. The Tutor LMS WordPress plugin before 3.9.13 does not perform any authorization or post-target validation before creating a comment in one of its handlers, and stores the comment pre-approved, allowing authenticated users with subscriber-level access and above to post auto-approved comments…
When was CVE-2026-12273 disclosed?
CVE-2026-12273 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-2026-12273 actively exploited?
CVE-2026-12273 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 6.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-12273?
CVE-2026-12273 has a CVSS v3.1 base score of 4.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 0.0.
How do I remediate CVE-2026-12273?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-12273, 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-2026-12273

Explore →

Is Your Infrastructure Affected by CVE-2026-12273?

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

Start Free Scan →Browse All CVEs