CVE-2026-9080

Severity CVSS v4.0:

Pending analysis

Type:

CWE-416 Use After Free

Publication date:

03/07/2026

Last modified:

07/07/2026

Description

Calling `curl_easy_pause()` within the event-based `CURLMOPT_SOCKETFUNCTION`<br /> callback triggers a use-after-free vulnerability, where libcurl attempts to<br /> store a flag using a dangling struct pointer immediately after that pointer&#39;s<br /> memory has been freed.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS v3.1 Severity and Metrics:

Base Score: 7.30 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): Low
Availability (A): Low