CVE-2026-73074: Vim: Heap Buffer Overflow in Text Property Handling
CSIRTS triage
- What
- A heap buffer overflow exists in Vim's text property handling.
- Who is affected
- Vim instances processing files with specially crafted text properties.
- Urgency
- Unknown severity; assess if this is exploitable remotely or requires user interaction.
- Action
- Update Vim to a version with fixed text property handling.
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-2026-73074
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-2026-730740.11% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-73074 | coverage & exploitation status | NVD · CVE.org |
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