CVE-2026-92392highCWE-416

CVE-2026-92392: high-severity vulnerability in curl

HTTP/2 upload Use-After-Free

Published · Updated

41Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 8.1epss 0.7%
from disclosure to weapon0 days
Published on NVDOct 14
1st PoCOct 14
exploitation probability
0.7%top 50% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
During an upload, curl mishandles HTTP/2 `RST_STREAM` received from the server (with reason `HTTP_1_1_REQUIRED` or `REFUSED_STREAM`) leading to a use after free of a `struct Curl_easy` object.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
curl · curl
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