CVE-2026-16299

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-10. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

The Single Sign On For TNG WordPress plugin before 2.2.0 does not properly validate a password reset request, allowing unauthenticated attackers to reset the password of arbitrary users, including administrators, which could lead to a full site takeover.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
27%
KEV
Not listed

Published

August 10, 2026

Last Modified

August 11, 2026

Advisory Details (1)

Auto-updated Aug 18, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Single Sign On For TNG < 2.2.0 – Unauthenticated Arbitrary Password Reset | CVE 2026-16299 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/06532a5a-ad34-421e-81e3-b4e44e8023ab/

Vendor Advisories for CVE-2026-16299(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 55× in last 7d / 82× 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. 2026-08-21 00:21 UTCEG score recompute
  2. 2026-08-21 00:21 UTCGHSA enrichment
  3. 2026-08-20 22:55 UTCEPSS rescore
  4. 2026-08-20 20:19 UTCGHSA enrichment
  5. 2026-08-20 16:16 UTCGHSA enrichment
  6. 2026-08-20 12:14 UTCGHSA enrichment
  7. 2026-08-20 08:12 UTCGHSA enrichment
  8. 2026-08-20 04:10 UTCGHSA enrichment
  9. 2026-08-20 00:06 UTCGHSA enrichment
  10. 2026-08-19 20:03 UTCEG score recompute
  11. 2026-08-19 20:03 UTCGHSA enrichment
  12. 2026-08-19 17:03 UTCEPSS rescore
  13. 2026-08-19 15:59 UTCGHSA enrichment
  14. 2026-08-19 11:55 UTCGHSA enrichment
  15. 2026-08-19 07:53 UTCGHSA enrichment
  16. 2026-08-19 03:51 UTCGHSA enrichment
  17. 2026-08-18 23:49 UTCGHSA enrichment
  18. 2026-08-18 19:45 UTCGHSA enrichment
  19. 2026-08-18 15:43 UTCEG score recompute
  20. 2026-08-18 15:43 UTCGHSA enrichment
  21. 2026-08-18 13:48 UTCEPSS rescore
  22. 2026-08-18 11:41 UTCGHSA enrichment
  23. 2026-08-18 07:38 UTCGHSA enrichment
  24. 2026-08-18 03:33 UTCGHSA enrichment
  25. 2026-08-17 23:29 UTCGHSA enrichment
Show 57 more
  1. 2026-08-17 19:25 UTCGHSA enrichment
  2. 2026-08-17 15:23 UTCEG score recompute
  3. 2026-08-17 15:23 UTCGHSA enrichment
  4. 2026-08-17 13:47 UTCEPSS rescore
  5. 2026-08-17 11:20 UTCGHSA enrichment
  6. 2026-08-17 07:17 UTCGHSA enrichment
  7. 2026-08-17 03:15 UTCGHSA enrichment
  8. 2026-08-16 23:13 UTCGHSA enrichment
  9. 2026-08-16 19:11 UTCGHSA enrichment
  10. 2026-08-16 15:09 UTCEG score recompute
  11. 2026-08-16 15:09 UTCGHSA enrichment
  12. 2026-08-16 14:56 UTCEPSS rescore
  13. 2026-08-16 11:06 UTCGHSA enrichment
  14. 2026-08-16 07:04 UTCGHSA enrichment
  15. 2026-08-16 03:02 UTCEG score recompute
  16. 2026-08-16 03:02 UTCGHSA enrichment
  17. 2026-08-16 02:14 UTCEPSS rescore
  18. 2026-08-15 23:00 UTCGHSA enrichment
  19. 2026-08-15 18:58 UTCGHSA enrichment
  20. 2026-08-15 14:56 UTCGHSA enrichment
  21. 2026-08-15 10:54 UTCGHSA enrichment
  22. 2026-08-15 06:52 UTCGHSA enrichment
  23. 2026-08-15 02:07 UTCEG score recompute
  24. 2026-08-15 02:07 UTCGHSA enrichment
  25. 2026-08-15 01:30 UTCEPSS rescore
  26. 2026-08-14 22:05 UTCGHSA enrichment
  27. 2026-08-14 17:57 UTCGHSA enrichment
  28. 2026-08-14 13:55 UTCGHSA enrichment
  29. 2026-08-14 09:53 UTCGHSA enrichment
  30. 2026-08-14 05:51 UTCGHSA enrichment
  31. 2026-08-14 01:48 UTCEG score recompute
  32. 2026-08-14 01:48 UTCGHSA enrichment
  33. 2026-08-13 22:00 UTCEPSS rescore
  34. 2026-08-13 21:46 UTCGHSA enrichment
  35. 2026-08-13 17:44 UTCGHSA enrichment
  36. 2026-08-13 13:42 UTCGHSA enrichment
  37. 2026-08-13 09:39 UTCGHSA enrichment
  38. 2026-08-13 05:37 UTCGHSA enrichment
  39. 2026-08-13 01:35 UTCGHSA enrichment
  40. 2026-08-12 21:33 UTCGHSA enrichment
  41. 2026-08-12 17:31 UTCEG score recompute
  42. 2026-08-12 17:31 UTCGHSA enrichment
  43. 2026-08-12 13:50 UTCEPSS rescore
  44. 2026-08-12 13:29 UTCGHSA enrichment
  45. 2026-08-12 09:26 UTCGHSA enrichment
  46. 2026-08-12 05:24 UTCGHSA enrichment
  47. 2026-08-12 01:21 UTCEG score recompute
  48. 2026-08-12 01:21 UTCGHSA enrichment
  49. 2026-08-11 21:19 UTCGHSA enrichment
  50. 2026-08-11 20:30 UTCEG score recompute▲ 9.80
  51. 2026-08-11 20:30 UTCGHSA enrichment
  52. 2026-08-11 20:30 UTCMITRE cvelistV5CVSS v3 → 9.8 · severity → CRITICAL
  53. 2026-08-11 13:42 UTCEPSS rescore
  54. 2026-08-11 00:00 UTCEPSS rescore
  55. 2026-08-10 07:19 UTCNVD update
  56. 2026-08-10 06:42 UTCEG score recompute
  57. 2026-08-10 06:41 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-16299?
CVE-2026-16299 is a critical vulnerability published on August 10, 2026. The Single Sign On For TNG WordPress plugin before 2.2.0 does not properly validate a password reset request, allowing unauthenticated attackers to reset the password of arbitrary users, including administrators, which could lead to a full site takeover.
When was CVE-2026-16299 disclosed?
CVE-2026-16299 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-2026-16299 actively exploited?
CVE-2026-16299 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 72.7% of all scored CVEs.
What is the CVSS score of CVE-2026-16299?
CVE-2026-16299 has a CVSS v3.1 base score of 9.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-16299?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-16299, 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-2026-16299

Explore →

Is Your Infrastructure Affected by CVE-2026-16299?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs