CVE-2026-84819

HIGHPre-NVD 7.17.1—
EchelonGraph scoreHIGH confidence

Score 7.1 from GitHub Security Advisory (severity: HIGH) published 2026-09-10. a secondary CVSS source baseline 7.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.1Exploit: None knownExposed: 0

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

Unauthenticated Cross Site Scripting (XSS) in WPAdverts <= 2.3.3 versions.

CVSS v3
7.1
EG Score
7.1(high)
EG Risk
32(Track)
EG Risk 32/100SSVC: 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
Severity71% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
15%
KEV
Not listed

Published

September 10, 2026

Last Modified

September 10, 2026

Advisory Details (1)

Auto-updated Sep 10, 2026
No patch confirmed yet.
generic

Cross Site Scripting (XSS) in WordPress WPAdverts Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/wpadverts/vulnerability/wordpress-wpadverts-plugin-2-3-3-cross-site-scripting-xss-vulnerability?_s_id=cve

Vendor Advisories for CVE-2026-84819(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 26× in last 7d / 61× 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. 2026-09-25 01:10 UTCEG score recompute
  2. 2026-09-25 01:10 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-24 12:30 UTCGHSA enrichment
  5. 2026-09-23 23:50 UTCEG score recompute
  6. 2026-09-23 23:49 UTCGHSA enrichment
  7. 2026-09-23 17:54 UTCEPSS rescore
  8. 2026-09-23 11:09 UTCGHSA enrichment
  9. 2026-09-22 22:29 UTCEG score recompute
  10. 2026-09-22 22:29 UTCGHSA enrichment
  11. 2026-09-22 16:01 UTCEPSS rescore
  12. 2026-09-22 09:46 UTCEG score recompute
  13. 2026-09-22 09:45 UTCGHSA enrichment
  14. 2026-09-21 21:09 UTCEPSS rescore
  15. 2026-09-21 21:05 UTCGHSA enrichment
  16. 2026-09-21 08:25 UTCEG score recompute
  17. 2026-09-21 08:25 UTCGHSA enrichment
  18. 2026-09-20 20:16 UTCEPSS rescore
  19. 2026-09-20 19:41 UTCGHSA enrichment
  20. 2026-09-20 07:01 UTCGHSA enrichment
  21. 2026-09-19 17:57 UTCEG score recompute
  22. 2026-09-19 17:57 UTCGHSA enrichment
  23. 2026-09-19 05:17 UTCEG score recompute
  24. 2026-09-19 05:17 UTCGHSA enrichment
  25. 2026-09-18 19:28 UTCEPSS rescore
Show 36 more
  1. 2026-09-18 16:37 UTCGHSA enrichment
  2. 2026-09-18 03:57 UTCGHSA enrichment
  3. 2026-09-17 15:17 UTCGHSA enrichment
  4. 2026-09-17 02:37 UTCEG score recompute
  5. 2026-09-17 02:36 UTCGHSA enrichment
  6. 2026-09-16 14:09 UTCEPSS rescore
  7. 2026-09-16 13:52 UTCEG score recompute
  8. 2026-09-16 13:52 UTCGHSA enrichment
  9. 2026-09-16 05:15 UTCEPSS rescore
  10. 2026-09-16 01:04 UTCGHSA enrichment
  11. 2026-09-15 12:24 UTCEG score recompute
  12. 2026-09-15 12:24 UTCGHSA enrichment
  13. 2026-09-15 03:12 UTCEPSS rescore
  14. 2026-09-15 03:12 UTCEPSS rescore
  15. 2026-09-14 23:43 UTCGHSA enrichment
  16. 2026-09-14 11:03 UTCGHSA enrichment
  17. 2026-09-13 22:23 UTCEG score recompute
  18. 2026-09-13 22:23 UTCGHSA enrichment
  19. 2026-09-13 09:43 UTCGHSA enrichment
  20. 2026-09-12 21:03 UTCEG score recompute
  21. 2026-09-12 21:03 UTCGHSA enrichment
  22. 2026-09-12 08:23 UTCGHSA enrichment
  23. 2026-09-11 19:43 UTCEG score recompute
  24. 2026-09-11 19:43 UTCGHSA enrichment
  25. 2026-09-11 14:53 UTCEPSS rescore
  26. 2026-09-11 14:53 UTCEPSS rescore
  27. 2026-09-11 07:03 UTCGHSA enrichment
  28. 2026-09-10 18:22 UTCEG score recompute
  29. 2026-09-10 18:22 UTCGHSA enrichment
  30. 2026-09-10 17:50 UTCEG score recompute
  31. 2026-09-10 17:50 UTCGHSA enrichment
  32. 2026-09-10 15:57 UTCEG score recompute
  33. 2026-09-10 15:57 UTCGHSA enrichment
  34. 2026-09-10 15:20 UTCEG score recompute
  35. 2026-09-10 14:35 UTCEG score recompute
  36. 2026-09-10 14:35 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-84819?
CVE-2026-84819 is a high vulnerability published on September 10, 2026. Unauthenticated Cross Site Scripting (XSS) in WPAdverts <= 2.3.3 versions.
When was CVE-2026-84819 disclosed?
CVE-2026-84819 was first published in the National Vulnerability Database on September 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-84819 actively exploited?
CVE-2026-84819 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 85.3% of all scored CVEs.
What is the CVSS score of CVE-2026-84819?
CVE-2026-84819 has a CVSS v3 base score of 7.1 (NVD).
How do I remediate CVE-2026-84819?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-84819, 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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