CVE-2026-13404

MEDIUMPre-NVD 5.35.3
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory published 2026-08-26. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: None knownExposed: 0

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

The Royal Addons for Elementor WordPress plugin before 1.7.1066 does not perform any capability or ownership check (relying only on a publicly-scrapeable nonce) before writing like-count and visitor-tracking post meta keyed on an arbitrary post ID, allowing unauthenticated users to modify that metadata on any post, including private and draft posts.

CVSS v3
5.3
EG Score
5.3(high)
EG Risk
39(Track)
EG Risk 39/100SSVC: 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
Severity53% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
22%
KEV
Not listed

Published

August 26, 2026

Last Modified

August 26, 2026

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Frequently asked(5)

What is CVE-2026-13404?
CVE-2026-13404 is a medium vulnerability published on August 26, 2026. The Royal Addons for Elementor WordPress plugin before 1.7.1066 does not perform any capability or ownership check (relying only on a publicly-scrapeable nonce) before writing like-count and visitor-tracking post meta keyed on an arbitrary post ID, allowing unauthenticated users to modify that…
When was CVE-2026-13404 disclosed?
CVE-2026-13404 was first published in the National Vulnerability Database on August 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13404 actively exploited?
CVE-2026-13404 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 78.1% of all scored CVEs.
What is the CVSS score of CVE-2026-13404?
CVE-2026-13404 has a CVSS v3.1 base score of 5.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-13404?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13404, 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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