CVE-2023-34259

HIGHNVD 4.97.2▲
EchelonGraph scoreHIGH confidence

Score elevated to 7.2 because EPSS predicts 61% probability of exploitation within the next 30 days (top 0.9% of all CVEs). NVD baseline CVSS 4.9 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, ghsa, nvd
Weaponized
7.2EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 60%
  • Public exploit code is available (ssvc poc, epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 60%CVSS: 4.9Exploit: ssvc poc · epss top5pct · epss high · public exploitExposed: 0

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

Kyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow /wlmdeu%2f%2e%2e%2f%2e%2e directory traversal to read arbitrary files on the filesystem, even files that require root privileges. NOTE: this issue exists because of an incomplete fix for CVE-2020-23575.

CVSS v3
4.9
EG Score
7.2(high)
EG Risk
58(Track)
EG Risk 58/100SSVC: 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
Severity72% × 45%
Exploitation65% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
60%
EPSS %ILE
99%
KEV
Not listed

Published

November 3, 2023

Last Modified

November 21, 2024

References (4)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 8× 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. 2026-07-30 16:26 UTCEPSS rescore
  2. 2026-07-30 16:26 UTCEPSS rescore
  3. 2026-07-30 01:28 UTCEPSS rescore
  4. 2026-07-30 01:28 UTCEPSS rescore
  5. 2026-07-28 15:34 UTCEPSS rescore
  6. 2026-07-26 14:52 UTCEPSS rescore
  7. 2026-07-25 14:16 UTCEPSS rescore
  8. 2026-07-24 14:16 UTCEPSS rescore
  9. 2026-07-23 14:16 UTCEPSS rescore
  10. 2026-07-23 14:16 UTCEPSS rescore
  11. 2026-07-23 02:23 UTCEG score recompute▲ 2.30
  12. 2026-07-22 23:10 UTCEG score recompute▼ 4.10
  13. 2026-07-22 14:06 UTCEPSS rescore
  14. 2026-07-21 15:23 UTCEPSS rescore
  15. 2026-07-21 15:23 UTCEPSS rescore
  16. 2026-07-20 17:06 UTCEPSS rescore
  17. 2026-07-19 02:27 UTCEPSS rescore
  18. 2026-07-19 02:27 UTCEPSS rescore
  19. 2026-07-16 17:01 UTCEPSS rescore
  20. 2026-07-15 16:56 UTCEPSS rescore
  21. 2026-07-15 16:56 UTCEPSS rescore
  22. 2026-07-13 22:28 UTCEPSS rescore
  23. 2026-07-13 22:28 UTCEPSS rescore
  24. 2026-07-13 06:11 UTCEPSS rescore
  25. 2026-07-13 06:11 UTCEPSS rescore
Show 49 more
  1. 2026-07-12 05:45 UTCEPSS rescore
  2. 2026-07-11 08:26 UTCEPSS rescore
  3. 2026-07-11 08:25 UTCEPSS rescore
  4. 2026-07-09 19:08 UTCEPSS rescore
  5. 2026-07-09 19:08 UTCEPSS rescore
  6. 2026-07-08 15:13 UTCEPSS rescore
  7. 2026-07-06 16:26 UTCEPSS rescore
  8. 2026-07-06 16:26 UTCEPSS rescore
  9. 2026-07-04 06:29 UTCEPSS rescore
  10. 2026-07-01 15:04 UTCEPSS rescore
  11. 2026-06-28 04:55 UTCEPSS rescore
  12. 2026-06-28 04:55 UTCEPSS rescore
  13. 2026-06-27 03:07 UTCEPSS rescore
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  15. 2026-06-25 13:48 UTCEPSS rescore
  16. 2026-06-25 13:48 UTCEPSS rescore
  17. 2026-06-23 21:31 UTCEPSS rescore
  18. 2026-06-23 21:31 UTCEPSS rescore
  19. 2026-06-21 01:58 UTCEPSS rescore
  20. 2026-06-21 01:58 UTCEPSS rescore
  21. 2026-06-18 17:51 UTCEPSS rescore
  22. 2026-06-18 17:51 UTCEPSS rescore
  23. 2026-06-17 17:51 UTCEPSS rescore
  24. 2026-06-17 17:51 UTCEPSS rescore
  25. 2026-06-16 17:51 UTCEPSS rescore
  26. 2026-06-16 17:51 UTCEPSS rescore
  27. 2026-06-15 17:47 UTCEPSS rescore
  28. 2026-06-14 23:16 UTCEPSS rescore
  29. 2026-06-12 23:10 UTCEPSS rescore
  30. 2026-06-12 23:10 UTCEPSS rescore
  31. 2026-06-08 14:16 UTCEPSS rescore
  32. 2026-06-08 14:15 UTCEPSS rescore
  33. 2026-06-07 15:23 UTCEPSS rescore
  34. 2026-06-07 15:23 UTCEPSS rescore
  35. 2026-06-06 13:46 UTCEPSS rescore
  36. 2026-06-06 13:46 UTCEPSS rescore
  37. 2026-06-02 20:12 UTCEPSS rescore
  38. 2026-06-02 20:12 UTCEPSS rescore
  39. 2026-06-02 20:12 UTCEPSS rescore
  40. 2026-05-31 00:15 UTCEPSS rescore
  41. 2026-05-31 00:15 UTCEPSS rescore
  42. 2026-05-28 13:43 UTCEPSS rescore
  43. 2026-05-28 13:43 UTCEPSS rescore
  44. 2026-05-27 13:39 UTCEPSS rescore
  45. 2026-05-26 07:18 UTCEPSS rescore
  46. 2026-05-26 07:18 UTCEPSS rescore
  47. 2026-05-26 07:18 UTCEPSS rescore
  48. 2026-05-24 14:33 UTCEG score recompute
  49. 2026-05-24 14:33 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-2023-34259.yaml
    First seen Jan 1, 2023

    Kyocera TASKalfa printer - Path Traversal

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-34259?
CVE-2023-34259 is a high vulnerability published on November 3, 2023. Kyocera TASKalfa 4053ci printers through 2VG_S000.002.561 allow /wlmdeu%2f%2e%2e%2f%2e%2e directory traversal to read arbitrary files on the filesystem, even files that require root privileges. NOTE: this issue exists because of an incomplete fix for CVE-2020-23575.
When was CVE-2023-34259 disclosed?
CVE-2023-34259 was first published in the National Vulnerability Database on November 3, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-34259 actively exploited?
CVE-2023-34259 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 60% probability of exploitation in the next 30 days, which ranks it in the top 0.9% of all scored CVEs.
What is the CVSS score of CVE-2023-34259?
CVE-2023-34259 has a CVSS v3 base score of 4.9 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.2.
How do I remediate CVE-2023-34259?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-34259, 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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