CVE-2026-48715: radvdump's Route Information Option Parser has a Stack Buffer Overflow
CSIRTS triage
- What
- This vulnerability involves a stack buffer overflow in radvdump's Route Information Option Parser.
- Who is affected
- Deployments using the radvdump tool.
- Urgency
- Remediation is high urgency due to the high severity rating.
- Action
- Apply patches as soon as they are available.
AI-assisted analysis generated from the source advisory — verify against the original.
Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-48715
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-2026-487150.20% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 10% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-48715 | coverage & exploitation status | NVD · CVE.org |
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