CVE-2026-74016

CRITICALPre-NVD 9.99.9—
EchelonGraph scoreHIGH confidence

Score 9.9 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-20. a secondary CVSS source baseline 9.9; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: ghsa, secondary
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: —CVSS: 9.9Exploit: None knownExposed: 0

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

Subscriber Arbitrary File Upload in Smart Cleaning <= 4.8.6 versions.

CVSS v3
9.9
EG Score
9.9(high)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
—
EPSS %ILE
—
KEV
Not listed

Published

August 20, 2026

Last Modified

August 20, 2026

Advisory Details (1)

Auto-updated Aug 20, 2026
Patch available.
generic Patch Available

Arbitrary File Upload in WordPress Smart Cleaning Theme - Patchstack

https://patchstack.com/database/wordpress/theme/smart-cleaning/vulnerability/wordpress-smart-cleaning-theme-4-8-6-arbitrary-file-upload-vulnerability?_s_id=cve

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 5× in last 7d / 5× 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. 2026-08-20 12:49 UTCEG score recompute
  2. 2026-08-20 12:49 UTCGHSA enrichment
  3. 2026-08-20 12:19 UTCEG score recompute
  4. 2026-08-20 12:12 UTCEG score recompute
  5. 2026-08-20 12:11 UTCMITRE cvelistV5first tracked

Frequently asked(4)

What is CVE-2026-74016?
CVE-2026-74016 is a critical vulnerability published on August 20, 2026. Subscriber Arbitrary File Upload in Smart Cleaning <= 4.8.6 versions.
When was CVE-2026-74016 disclosed?
CVE-2026-74016 was first published in the National Vulnerability Database on August 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
What is the CVSS score of CVE-2026-74016?
CVE-2026-74016 has a CVSS v3 base score of 9.9 (NVD).
How do I remediate CVE-2026-74016?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-74016, 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-2026-74016

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