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CVE-2026-9080

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.

Metadata

CVE ID: CVE-2026-9080
State: PUBLISHED
Assigner: curl
Reserved: 2026-05-20 12:59 UTC
Published: 2026-07-03 06:17 UTC
Last updated: 2026-07-03 06:17 UTC
Vendor / Product: curl / curl
Sources: cve.org · NVD

Severity & Metrics

No CVSS data available.

Affected products (1)

Vendor	Product	Platform	Versions
curl	curl	—	8.20.0 ≤ 8.20.0, 8.19.0 ≤ 8.19.0, 8.18.0 ≤ 8.18.0, 8.17.0 ≤ 8.17.0 …

Weakness (CWE)

CWE	Source	Description
—	cna	CWE-416 Use After Free

References (3)

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