CVE-2023-2609

HIGHNVD 5.57.8▲
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2023-05-09. NVD baseline CVSS 5.5; sources differ by 2.3.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.8EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

A fix is available — apply it.

NULL Pointer Dereference in GitHub repository vim/vim prior to 9.0.1531.

CVSS v3
5.5
EG Score
7.8(medium)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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
Severity78% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
40%
KEV
Not listed

Published

May 9, 2023

Last Modified

June 23, 2026

Advisory Details (5)

Auto-updated Jun 23, 2026
⚠️ Active exploitation confirmed. Upstream fix merged — awaiting tagged release. Sources: github_commit.
generic🔴 Active Exploitation

About the security content of macOS Big Sur 11.7.9 - Apple Support

https://support.apple.com/kb/HT213845
generic🔴 Active Exploitation

About the security content of macOS Monterey 12.6.8 - Apple Support

https://support.apple.com/kb/HT213844
generic

[SECURITY] Fedora 37 Update: vim-9.0.1562-1.fc37 - package-announce - Fedora mailing-lists

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PCLJN4QINITA3ZASKLEJ64C5TFNKELMO/
generic

huntr - The world's first bug bounty platform for AI/ML

https://huntr.dev/bounties/1679be5a-565f-4a44-a430-836412a0b622
github_commit

commit d1ae8366aff2 (vim/vim)

Fix landed in vim/vim commit d1ae8366aff2 — awaiting tagged release

https://github.com/vim/vim/commit/d1ae8366aff286d41e7f5bc513cc0a1af5130aad

Vendor Advisories for CVE-2023-2609(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuvim-nox (2:8.1.2269-1ubuntu5.15) @ focal2026-05-25ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
vim2:8.2.2434-3 ... 2:9.2.0858-1 (63 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
vim2:9.0.1378-2 ... 2:9.2.0858-1 (45 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
vim—2:9.0.1658-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
vim—2:9.0.1658-1—

Weakness Classification(1)

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

All Vendor Advisories

(2)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 2× in last 7d / 23× 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.

Showing the most recent 100 of 170 total refreshes for this CVE.

  1. 2026-09-20 20:14 UTCEPSS rescore
  2. 2026-09-16 14:05 UTCEPSS rescore
  3. 2026-09-13 16:44 UTCEPSS rescore
  4. 2026-09-12 14:58 UTCEPSS rescore
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  10. 2026-09-05 15:25 UTCEPSS rescore
  11. 2026-09-04 13:58 UTCEPSS rescore
  12. 2026-09-04 07:29 UTCOSV refresh
  13. 2026-09-04 05:04 UTCEPSS rescore
  14. 2026-09-02 14:09 UTCEPSS rescore
  15. 2026-09-01 13:51 UTCEPSS rescore
  16. 2026-08-30 19:15 UTCEPSS rescore
  17. 2026-08-30 01:19 UTCEPSS rescore
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  21. 2026-08-25 13:46 UTCEPSS rescore
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  24. 2026-08-21 23:46 UTCEPSS rescore
  25. 2026-08-20 22:53 UTCEPSS rescore
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  1. 2026-08-19 17:02 UTCEPSS rescore
  2. 2026-08-18 13:46 UTCEPSS rescore
  3. 2026-08-17 18:29 UTCOSV refresh
  4. 2026-08-17 13:44 UTCEPSS rescore
  5. 2026-08-16 14:53 UTCEPSS rescore
  6. 2026-08-16 02:12 UTCEPSS rescore
  7. 2026-08-15 01:28 UTCEPSS rescore
  8. 2026-08-13 21:58 UTCEPSS rescore
  9. 2026-08-12 13:48 UTCEPSS rescore
  10. 2026-08-11 13:39 UTCEPSS rescore
  11. 2026-08-09 13:44 UTCEPSS rescore
  12. 2026-08-08 16:34 UTCEPSS rescore
  13. 2026-08-07 16:24 UTCEPSS rescore
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  18. 2026-08-04 10:35 UTCEPSS rescore
  19. 2026-08-03 10:34 UTCEPSS rescore
  20. 2026-08-02 13:57 UTCOSV refresh
  21. 2026-08-02 02:25 UTCEPSS rescore
  22. 2026-08-02 02:24 UTCEPSS rescore
  23. 2026-08-01 04:13 UTCEPSS rescore
  24. 2026-08-01 04:13 UTCEPSS rescore
  25. 2026-07-30 16:26 UTCEPSS rescore
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  27. 2026-07-30 01:28 UTCEPSS rescore
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  29. 2026-07-28 15:34 UTCEPSS rescore
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  31. 2026-07-27 14:10 UTCEPSS rescore
  32. 2026-07-26 14:52 UTCEPSS rescore
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  34. 2026-07-25 14:16 UTCEPSS rescore
  35. 2026-07-24 14:15 UTCEPSS rescore
  36. 2026-07-23 14:16 UTCEPSS rescore
  37. 2026-07-23 14:16 UTCEPSS rescore
  38. 2026-07-23 02:20 UTCEG score recompute
  39. 2026-07-22 23:08 UTCEG score recompute
  40. 2026-07-22 14:06 UTCEPSS rescore
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  42. 2026-07-21 15:23 UTCEPSS rescore
  43. 2026-07-20 17:06 UTCEPSS rescore
  44. 2026-07-19 14:29 UTCEPSS rescore
  45. 2026-07-19 14:29 UTCEPSS rescore
  46. 2026-07-19 02:27 UTCEPSS rescore
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  48. 2026-07-18 10:03 UTCEPSS rescore
  49. 2026-07-18 10:03 UTCEPSS rescore
  50. 2026-07-16 17:01 UTCEPSS rescore
  51. 2026-07-16 17:01 UTCEPSS rescore
  52. 2026-07-15 21:19 UTCOSV refresh
  53. 2026-07-15 16:56 UTCEPSS rescore
  54. 2026-07-15 16:56 UTCEPSS rescore
  55. 2026-07-15 01:58 UTCEPSS rescore
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  57. 2026-07-13 22:28 UTCEPSS rescore
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  59. 2026-07-13 06:11 UTCEPSS rescore
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  61. 2026-07-12 05:45 UTCEPSS rescore
  62. 2026-07-11 08:25 UTCEPSS rescore
  63. 2026-07-11 08:25 UTCEPSS rescore
  64. 2026-07-09 19:08 UTCEPSS rescore
  65. 2026-07-09 19:08 UTCEPSS rescore
  66. 2026-07-08 15:13 UTCEPSS rescore
  67. 2026-07-07 13:44 UTCEPSS rescore
  68. 2026-07-06 16:26 UTCEPSS rescore
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  70. 2026-07-05 02:28 UTCEPSS rescore
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  72. 2026-07-02 16:59 UTCEPSS rescore
  73. 2026-07-01 15:04 UTCEPSS rescore
  74. 2026-06-30 23:21 UTCEPSS rescore
  75. 2026-06-30 23:21 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2023-2609?
CVE-2023-2609 is a high vulnerability published on May 9, 2023. NULL Pointer Dereference in GitHub repository vim/vim prior to 9.0.1531.
When was CVE-2023-2609 disclosed?
CVE-2023-2609 was first published in the National Vulnerability Database on May 9, 2023, with the most recent update on June 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-2609 actively exploited?
CVE-2023-2609 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 60.1% of all scored CVEs.
What is the CVSS score of CVE-2023-2609?
CVE-2023-2609 has a CVSS v3 base score of 5.5 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 7.8.
How do I remediate CVE-2023-2609?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-2609, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-2609

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