CVE-2026-92422

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory published 2026-09-20. 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 — 5 sources updated this week
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: None knownExposed: 0

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

The Meow Gallery WordPress plugin before 5.5.5 does not properly sanitize a user-supplied value before concatenating it into a shortcode string that it passes to the WordPress shortcode parser on a publicly reachable endpoint, allowing unauthenticated users to execute arbitrary registered shortcodes and disclose non-public gallery content.

CVSS v3
6.5
EG Score
6.5(high)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
4%
KEV
Not listed

Published

September 20, 2026

Last Modified

September 21, 2026

Advisory Details (1)

Auto-updated Sep 20, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Meow Gallery < 5.5.5 – Unauthenticated Arbitrary Shortcode Execution via load_gallery_collection REST Route | CVE 2026-92422 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/17a94434-3ccc-4282-99f5-d18043673669/

Vendor Advisories for CVE-2026-92422(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 20× in last 7d / 20× 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. 2026-09-24 19:57 UTCEG score recompute
  2. 2026-09-24 19:57 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-23 17:54 UTCEPSS rescore
  5. 2026-09-23 17:51 UTCEG score recompute
  6. 2026-09-23 17:51 UTCGHSA enrichment
  7. 2026-09-22 16:01 UTCEPSS rescore
  8. 2026-09-22 15:46 UTCEG score recompute
  9. 2026-09-22 15:46 UTCGHSA enrichment
  10. 2026-09-21 21:09 UTCEPSS rescore
  11. 2026-09-21 13:41 UTCEG score recompute
  12. 2026-09-21 13:41 UTCGHSA enrichment
  13. 2026-09-20 20:16 UTCEPSS rescore
  14. 2026-09-20 14:29 UTCGHSA enrichment
  15. 2026-09-20 13:56 UTCEG score recompute▲ 6.50
  16. 2026-09-20 13:56 UTCGHSA enrichment
  17. 2026-09-20 13:56 UTCMITRE cvelistV5CVSS v3 → 6.5 · severity → MEDIUM
  18. 2026-09-20 07:20 UTCNVD update
  19. 2026-09-20 06:25 UTCEG score recompute
  20. 2026-09-20 06:24 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-92422?
CVE-2026-92422 is a medium vulnerability published on September 20, 2026. The Meow Gallery WordPress plugin before 5.5.5 does not properly sanitize a user-supplied value before concatenating it into a shortcode string that it passes to the WordPress shortcode parser on a publicly reachable endpoint, allowing unauthenticated users to execute arbitrary registered…
When was CVE-2026-92422 disclosed?
CVE-2026-92422 was first published in the National Vulnerability Database on September 20, 2026, with the most recent update on September 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-92422 actively exploited?
CVE-2026-92422 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 96.4% of all scored CVEs.
What is the CVSS score of CVE-2026-92422?
CVE-2026-92422 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-92422?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-92422, 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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