# CVE-2026-9080

## Summary

- **CVE ID:** CVE-2026-9080
- **Severity:** HIGH
- **CVSS Score:** 7.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
- **CWE:** CWE-416
- **Published:** Jul 3, 2026
- **Last Modified:** Sep 17, 2026

## 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.

## Affected Products

- curl — curl (8.20.0)
- curl — curl (8.19.0)
- curl — curl (8.18.0)
- curl — curl (8.17.0)
- curl — curl (8.16.0)
- curl — curl (8.15.0)
- curl — curl (8.14.1)
- curl — curl (8.14.0)
- curl — curl (8.13.0)
- curl — curl (cfc657a48dbafb4194676d4c9d841388b3a22210)

## References

- [CNA](https://curl.se/docs/CVE-2026-9080.json)
- [CNA](https://curl.se/docs/CVE-2026-9080.html)
- [CNA](https://hackerone.com/reports/3749204)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.29%
- **EPSS Percentile:** 22.2

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._