CVE-2026-19077

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory published 2026-08-10. 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 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 Duplicate Post WordPress plugin before 1.5.5 does not perform per-object authorisation checks in its bulk copy and delete operations, allowing any user whose role an administrator has granted Duplicate Post WordPress plugin before 1.5.5 access to permanently delete arbitrary posts on the site, including those belonging to other users.

CVSS v3
6.5
EG Score
6.5(high)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
14%
KEV
Not listed

Published

August 10, 2026

Last Modified

August 11, 2026

Advisory Details (1)

Auto-updated Aug 11, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Copy & Delete Posts < 1.5.5 – Authenticated Arbitrary Post Deletion via Missing Object-Level Authorization | CVE 2026-19077 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/dcced434-f7c0-4e19-b3cb-8196f6636aa3/

Vendor Advisories for CVE-2026-19077(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 21× in last 7d / 35× 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 22:55 UTCEPSS rescore
  2. 2026-08-20 09:21 UTCEG score recompute
  3. 2026-08-20 09:21 UTCGHSA enrichment
  4. 2026-08-19 17:03 UTCEPSS rescore
  5. 2026-08-19 10:43 UTCEG score recompute
  6. 2026-08-19 10:42 UTCGHSA enrichment
  7. 2026-08-18 13:48 UTCEPSS rescore
  8. 2026-08-18 11:56 UTCEG score recompute
  9. 2026-08-18 11:56 UTCGHSA enrichment
  10. 2026-08-17 13:47 UTCEPSS rescore
  11. 2026-08-17 13:17 UTCEG score recompute
  12. 2026-08-17 13:17 UTCGHSA enrichment
  13. 2026-08-16 14:56 UTCEPSS rescore
  14. 2026-08-16 14:39 UTCEG score recompute
  15. 2026-08-16 14:39 UTCGHSA enrichment
  16. 2026-08-16 02:14 UTCEPSS rescore
  17. 2026-08-15 16:01 UTCEG score recompute
  18. 2026-08-15 16:01 UTCGHSA enrichment
  19. 2026-08-15 01:30 UTCEPSS rescore
  20. 2026-08-14 17:22 UTCEG score recompute
  21. 2026-08-14 17:22 UTCGHSA enrichment
  22. 2026-08-13 22:00 UTCEPSS rescore
  23. 2026-08-13 18:36 UTCGHSA enrichment
  24. 2026-08-12 19:57 UTCEG score recompute
  25. 2026-08-12 19:57 UTCGHSA enrichment
Show 10 more
  1. 2026-08-12 13:50 UTCEPSS rescore
  2. 2026-08-11 21:19 UTCGHSA enrichment
  3. 2026-08-11 21:05 UTCEG score recompute▲ 6.50
  4. 2026-08-11 21:05 UTCGHSA enrichment
  5. 2026-08-11 21:05 UTCMITRE cvelistV5CVSS v3 → 6.5 · severity → MEDIUM
  6. 2026-08-11 13:42 UTCEPSS rescore
  7. 2026-08-11 00:00 UTCEPSS rescore
  8. 2026-08-10 07:19 UTCNVD update
  9. 2026-08-10 06:41 UTCEG score recompute
  10. 2026-08-10 06:41 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-19077?
CVE-2026-19077 is a medium vulnerability published on August 10, 2026. The Duplicate Post WordPress plugin before 1.5.5 does not perform per-object authorisation checks in its bulk copy and delete operations, allowing any user whose role an administrator has granted Duplicate Post WordPress plugin before 1.5.5 access to permanently delete arbitrary posts on the site,…
When was CVE-2026-19077 disclosed?
CVE-2026-19077 was first published in the National Vulnerability Database on August 10, 2026, with the most recent update on August 11, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-19077 actively exploited?
CVE-2026-19077 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 85.6% of all scored CVEs.
What is the CVSS score of CVE-2026-19077?
CVE-2026-19077 has a CVSS v3.1 base score of 6.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-19077?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-19077, 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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