CVE-2023-6389

MEDIUMNVD 6.16.1—
EchelonGraph scoreMEDIUM confidence

Score 6.1 from GitHub Security Advisory published 2024-01-29. NVD baseline CVSS 6.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
6.1
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 26%CVSS: 6.1Exploit: NoneExposed: 0

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

The WordPress Toolbar WordPress plugin through 2.2.6 redirects to any URL via the "wptbto" parameter. This makes it possible for unauthenticated attackers to redirect users to potentially malicious sites if they can successfully trick them into performing an action.

CVSS v3
6.1
EG Score
6.1(medium)
EG Risk
43(Track)
EG Risk 43/100SSVC: 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
Severity61% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
97.7%
KEV
Not listed

Published

January 29, 2024

Last Modified

June 20, 2025

References (4)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 13× in last 7d / 41× 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. 2026-07-23 14:16 UTCEPSS rescore
  2. 2026-07-23 02:30 UTCEG score recompute
  3. 2026-07-22 23:17 UTCEG score recompute
  4. 2026-07-22 14:07 UTCEPSS rescore
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  1. 2026-07-07 13:45 UTCEPSS rescore
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  3. 2026-07-06 16:26 UTCEPSS rescore
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  5. 2026-07-06 02:22 UTCEPSS rescore
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  7. 2026-07-04 06:29 UTCEPSS rescore
  8. 2026-07-01 15:05 UTCEPSS rescore
  9. 2026-06-28 14:06 UTCEPSS rescore
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  11. 2026-06-28 04:55 UTCEPSS rescore
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  23. 2026-06-21 01:58 UTCEPSS rescore
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  25. 2026-06-18 17:51 UTCEPSS rescore
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  27. 2026-06-16 17:51 UTCEPSS rescore
  28. 2026-06-16 17:51 UTCEPSS rescore
  29. 2026-06-15 17:47 UTCEPSS rescore
  30. 2026-06-13 22:59 UTCEPSS rescore
  31. 2026-06-13 22:59 UTCEPSS rescore
  32. 2026-06-12 23:11 UTCEPSS rescore
  33. 2026-06-11 13:59 UTCEPSS rescore
  34. 2026-06-10 22:17 UTCEPSS rescore
  35. 2026-06-10 13:21 UTCEPSS rescore
  36. 2026-06-08 14:16 UTCEPSS rescore
  37. 2026-06-08 14:16 UTCEPSS rescore
  38. 2026-06-05 22:46 UTCEPSS rescore
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  40. 2026-06-02 20:12 UTCEPSS rescore
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  42. 2026-06-01 13:51 UTCEPSS rescore
  43. 2026-05-31 00:15 UTCEPSS rescore
  44. 2026-05-31 00:15 UTCEPSS rescore
  45. 2026-05-29 13:43 UTCEPSS rescore
  46. 2026-05-28 13:44 UTCEPSS rescore
  47. 2026-05-28 13:44 UTCEPSS rescore
  48. 2026-05-27 13:40 UTCEPSS rescore
  49. 2026-05-27 13:39 UTCEPSS rescore
  50. 2026-05-26 13:43 UTCEPSS rescore
  51. 2026-05-26 13:43 UTCEPSS rescore
  52. 2026-05-24 09:31 UTCEG score recompute
  53. 2026-05-24 09:31 UTCGHSA enrichment

Publicly available exploits

(1 reference)

Working exploit code is in the public domain. Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Nucleihttp/cves/2023/CVE-2023-6389.yaml
    First seen Jan 1, 2023

    WordPress Toolbar <= 2.2.6 - Open Redirect

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-6389?
CVE-2023-6389 is a medium vulnerability published on January 29, 2024. The WordPress Toolbar WordPress plugin through 2.2.6 redirects to any URL via the "wptbto" parameter. This makes it possible for unauthenticated attackers to redirect users to potentially malicious sites if they can successfully trick them into performing an action.
When was CVE-2023-6389 disclosed?
CVE-2023-6389 was first published in the National Vulnerability Database on January 29, 2024, with the most recent update on June 20, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-6389 actively exploited?
CVE-2023-6389 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 97.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-6389?
CVE-2023-6389 has a CVSS v3 base score of 6.1 (NVD).
How do I remediate CVE-2023-6389?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-6389, 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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