CVE-2026-73070: Vim: Stack Buffer Overflow in the Vim Socket Server
CSIRTS triage
- What
- A stack buffer overflow exists in the Vim socket server.
- Who is affected
- Vim instances running with socket server functionality enabled and accepting untrusted input.
- Urgency
- Unknown severity; assess impact promptly as buffer overflows may enable code execution.
- Action
- Check for and apply available Vim security updates.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-73070
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-730700.11% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-73070 | coverage & exploitation status | NVD · CVE.org |
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