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CVE-2022-3491
Heap-based Buffer Overflow in vim/vim
Medium4.0Public exploitEPSS 0.52%
- Published
- Updated
- Reserved
- Assigned by
- @huntrdev
Description
Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0742.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: a proof of concept is public.
Timeline
ID reserved
By @huntrdev
- 51 days later
· 51 days later
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| @huntrdevCNA (assigner) | 3.0 | Medium4.0 | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.52% · top 56% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.0.
Weakness
Affected products
References (3)
- https://huntr.dev/bounties/6e6e05c2-2cf7-4aa5-a817-a62007bf92cb (opens in a new tab)x_transferred
- https://github.com/vim/vim/commit/3558afe9e9e904cabb8475392d859f2d2fc21041 (opens in a new tab)x_transferred
- GLSA-202305-16 (opens in a new tab)vendor-advisoryx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-3491)Record last updated .