vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2026-92391

curl_mime_free stack overflow by recursion

N/A
Published: October 20, 2026 at 08:24 PM UTC
Updated: October 22, 2026 at 05:21 PM UTC
1 product affected across 1 vendorCurl

Using curl by curl?

Get instant alerts when new vulnerabilities affect curl - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
N/A
Exploit prediction
EPSS 0.4%

Description

A deeply nested multipart MIME structure constructed via the public API causes a stack overflow in libcurl during normal cleanup operations. An excessive recursion depth within `curl_mime_free` leads to unbounded stack frame allocation during structure traversal, ultimately crashing the host process.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

Source: cverecord
https://curl.se/docs/CVE-2026-92391.json
Source: cverecord
https://curl.se/docs/CVE-2026-92391.html
Source: cverecord
https://hackerone.com/reports/4024222

Quick Info

StatusAWAITING ANALYSIS

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card