CVE-2026-9080
7.3
HIGH
CVSS 3.1
EPSS 0.49%
Description
Calling `curl_easy_pause()` within the event-based `CURLMOPT_SOCKETFUNCTION` callback triggers a use-after-free vulnerability, where libcurl attempts to store a flag using a dangling struct pointer immediately after that pointer's memory has been freed.
How to fix CVE-2026-9080
To remediate CVE-2026-9080, upgrade the affected package to a fixed version below.
- Alpine/curl—upgrade to 8.21.0-r0 or later
Is CVE-2026-9080 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 8.13.0, < 8.21.0-r0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |