CVE-2026-8494

MEDIUMPre-NVD 6.46.4—
EchelonGraph scoreHIGH confidence

Score 6.4 from GitHub Security Advisory published 2026-06-17. a secondary CVSS source baseline 6.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.4
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.4Exploit: NoneExposed: 0

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

The Permalink Manager Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via post titles in the admin URI Editor interface in all versions up to, and including, 2.5.3.3 due to insufficient output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in the admin Permalink Manager page that will execute whenever an administrator accesses the Permalink Manager page.

CVSS v3
6.4
EG Score
6.4(high)
EPSS
9.2%
KEV
Not listed

Published

June 17, 2026

Last Modified

June 17, 2026

References (5)

Vendor Advisories for CVE-2026-8494(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 22× 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. 2026-07-06 16:27 UTCEPSS rescore
  2. 2026-07-06 16:27 UTCEPSS rescore
  3. 2026-07-06 12:28 UTCEG score recompute
  4. 2026-07-06 12:28 UTCGHSA enrichment
  5. 2026-07-06 02:23 UTCEPSS rescore
  6. 2026-07-06 02:23 UTCEPSS rescore
  7. 2026-07-05 12:39 UTCEG score recompute
  8. 2026-07-05 12:39 UTCGHSA enrichment
  9. 2026-07-04 12:55 UTCEG score recompute
  10. 2026-07-04 12:55 UTCGHSA enrichment
  11. 2026-07-04 06:31 UTCEPSS rescore
  12. 2026-07-04 06:31 UTCEPSS rescore
  13. 2026-07-03 13:12 UTCEG score recompute
  14. 2026-07-03 13:11 UTCGHSA enrichment
  15. 2026-07-02 12:20 UTCEG score recompute
  16. 2026-07-02 12:20 UTCGHSA enrichment
  17. 2026-07-01 15:07 UTCEPSS rescore
  18. 2026-07-01 12:37 UTCEG score recompute
  19. 2026-07-01 12:37 UTCGHSA enrichment
  20. 2026-06-30 23:22 UTCEPSS rescore
  21. 2026-06-30 12:53 UTCEG score recompute
  22. 2026-06-30 12:53 UTCGHSA enrichment
  23. 2026-06-29 14:06 UTCEPSS rescore
  24. 2026-06-29 13:10 UTCEG score recompute
  25. 2026-06-29 13:10 UTCGHSA enrichment
Show 36 more
  1. 2026-06-28 14:07 UTCEPSS rescore
  2. 2026-06-28 13:26 UTCEG score recompute
  3. 2026-06-28 13:26 UTCGHSA enrichment
  4. 2026-06-28 04:56 UTCEPSS rescore
  5. 2026-06-27 13:43 UTCEG score recompute
  6. 2026-06-27 13:43 UTCGHSA enrichment
  7. 2026-06-27 03:08 UTCEPSS rescore
  8. 2026-06-26 13:59 UTCEG score recompute
  9. 2026-06-26 13:59 UTCGHSA enrichment
  10. 2026-06-25 14:15 UTCEG score recompute
  11. 2026-06-25 14:15 UTCGHSA enrichment
  12. 2026-06-25 13:50 UTCEPSS rescore
  13. 2026-06-24 14:32 UTCEG score recompute
  14. 2026-06-24 14:32 UTCGHSA enrichment
  15. 2026-06-24 14:05 UTCEPSS rescore
  16. 2026-06-23 21:33 UTCEPSS rescore
  17. 2026-06-23 14:48 UTCEG score recompute
  18. 2026-06-23 14:47 UTCGHSA enrichment
  19. 2026-06-22 14:57 UTCEG score recompute
  20. 2026-06-22 14:57 UTCGHSA enrichment
  21. 2026-06-22 14:25 UTCEPSS rescore
  22. 2026-06-21 15:02 UTCEG score recompute
  23. 2026-06-21 15:01 UTCGHSA enrichment
  24. 2026-06-21 14:56 UTCEPSS rescore
  25. 2026-06-21 01:59 UTCEPSS rescore
  26. 2026-06-20 15:18 UTCEG score recompute
  27. 2026-06-20 15:17 UTCGHSA enrichment
  28. 2026-06-19 19:26 UTCEPSS rescore
  29. 2026-06-19 15:30 UTCEG score recompute
  30. 2026-06-19 15:30 UTCGHSA enrichment
  31. 2026-06-18 17:52 UTCEPSS rescore
  32. 2026-06-18 15:46 UTCEG score recompute
  33. 2026-06-18 15:46 UTCGHSA enrichment
  34. 2026-06-17 17:53 UTCEPSS rescore
  35. 2026-06-17 16:00 UTCEG score recompute
  36. 2026-06-17 15:52 UTCNVD updatefirst tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-8494?
CVE-2026-8494 is a medium vulnerability published on June 17, 2026. The Permalink Manager Lite plugin for WordPress is vulnerable to Stored Cross-Site Scripting via post titles in the admin URI Editor interface in all versions up to, and including, 2.5.3.3 due to insufficient output escaping. This makes it possible for authenticated attackers, with…
When was CVE-2026-8494 disclosed?
CVE-2026-8494 was first published in the National Vulnerability Database on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-8494 actively exploited?
CVE-2026-8494 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 9.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-8494?
CVE-2026-8494 has a CVSS v3 base score of 6.4 (NVD).
How do I remediate CVE-2026-8494?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-8494, 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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