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 · curlpublic PoCs found — 1
githubgithub.com/ashu7ank/CVE-2026-92392★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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