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CVE record · CVE-2026-11352

QUIC zero-length UDP datagrams busy-loop

CVSS 7.5 HighEPSS 0.010 · 63rd percentile

Published by the CVE Program (CNA: curl) at 3 Jul 2026, 06:12 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
curl curl
  • affected 8.18.0 to before 8.20.1 semver
Other versions: unaffected
curl curl
  • affected 6a3d0b6d631d5e9bec797306b5b41a9f440a088d to before 56eca2afb4806f1032872fa97d1834b3c1385276 git
Other versions: unaffected
curl curl
  • affected 8.20.0
  • affected 8.19.0
  • affected 8.18.0
Other versions: unaffected
Identifiers
CVE-2026-11352
CNA
curl
Weakness (CWE)
CWE-835
Tags
Published
3 Jul 2026
Updated
15 Sept 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.5 High 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H ADP (CISA-ADP)
  • CISA KEV Not listed.
  • EPSS 0.010, the 63rd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 3 Jul 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.