-J no-clobber guarantee bypassed with 103 early hints

Summary

CVECVE-2026-92390
StatePUBLISHED
Assignercurl
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-20 21:17:21 UTC
Updated2026-10-20 21:17:21 UTC
DescriptionWhen invoked with `--remote-header-name` (`-J`), curl fails to preserve its documented anti-clobbering protection if an intermediate 103 Early Hints response precedes the final HTTP response, or if an `ETag` header is processed before `Content-Disposition` under `--etag-save`. This flaw allows an HTTP(S) server to overwrite an existing local file specified in the `Content-Disposition` header despite the presence of the `-J` non-overwrite constraint.

Risk And Classification

Problem Types: CWE-73 External Control of File Name or Path

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Curl Curl affected 8.22.0 8.22.0 semver Not specified
CNA Curl Curl affected 8.21.0 8.21.0 semver Not specified
CNA Curl Curl affected 8.20.0 8.20.0 semver Not specified
CNA Curl Curl affected 8.19.0 8.19.0 semver Not specified
CNA Curl Curl affected 8.18.0 8.18.0 semver Not specified
CNA Curl Curl affected 8.17.0 8.17.0 semver Not specified
CNA Curl Curl affected 8.16.0 8.16.0 semver Not specified
CNA Curl Curl affected 8.15.0 8.15.0 semver Not specified
CNA Curl Curl affected 8.14.1 8.14.1 semver Not specified
CNA Curl Curl affected 8.14.0 8.14.0 semver Not specified
CNA Curl Curl affected 8.13.0 8.13.0 semver Not specified
CNA Curl Curl affected 8.12.1 8.12.1 semver Not specified
CNA Curl Curl affected 8.12.0 8.12.0 semver Not specified
CNA Curl Curl affected 8.11.1 8.11.1 semver Not specified
CNA Curl Curl affected 8.11.0 8.11.0 semver Not specified
CNA Curl Curl affected 8.10.1 8.10.1 semver Not specified
CNA Curl Curl affected 8.10.0 8.10.0 semver Not specified
CNA Curl Curl affected 8.9.1 8.9.1 semver Not specified
CNA Curl Curl affected 8.9.0 8.9.0 semver Not specified
CNA Curl Curl affected 8.8.0 8.8.0 semver Not specified
CNA Curl Curl affected 8.7.1 8.7.1 semver Not specified
CNA Curl Curl affected 8.7.0 8.7.0 semver Not specified
CNA Curl Curl affected 8.6.0 8.6.0 semver Not specified
CNA Curl Curl affected 8.5.0 8.5.0 semver Not specified
CNA Curl Curl affected 8.4.0 8.4.0 semver Not specified
CNA Curl Curl affected 8.3.0 8.3.0 semver Not specified
CNA Curl Curl affected 8.2.1 8.2.1 semver Not specified
CNA Curl Curl affected 8.2.0 8.2.0 semver Not specified
CNA Curl Curl affected 8.1.2 8.1.2 semver Not specified
CNA Curl Curl affected 8.1.1 8.1.1 semver Not specified
CNA Curl Curl affected 8.1.0 8.1.0 semver Not specified
CNA Curl Curl affected 8.0.1 8.0.1 semver Not specified
CNA Curl Curl affected 8.0.0 8.0.0 semver Not specified
CNA Curl Curl affected 7.88.1 7.88.1 semver Not specified
CNA Curl Curl affected 7.88.0 7.88.0 semver Not specified
CNA Curl Curl affected 7.87.0 7.87.0 semver Not specified
CNA Curl Curl affected 7.86.0 7.86.0 semver Not specified
CNA Curl Curl affected 7.85.0 7.85.0 semver Not specified
CNA Curl Curl affected 7.84.0 7.84.0 semver Not specified
CNA Curl Curl affected 7.83.1 7.83.1 semver Not specified
CNA Curl Curl affected 7.83.0 7.83.0 semver Not specified
CNA Curl Curl affected 7.82.0 7.82.0 semver Not specified
CNA Curl Curl affected 7.81.0 7.81.0 semver Not specified
CNA Curl Curl affected 7.80.0 7.80.0 semver Not specified
CNA Curl Curl affected 7.79.1 7.79.1 semver Not specified
CNA Curl Curl affected 7.79.0 7.79.0 semver Not specified
CNA Curl Curl affected 7.78.0 7.78.0 semver Not specified
CNA Curl Curl affected 7.77.0 7.77.0 semver Not specified
CNA Curl Curl affected 7.76.1 7.76.1 semver Not specified
CNA Curl Curl affected 7.76.0 7.76.0 semver Not specified
CNA Curl Curl affected 7.75.0 7.75.0 semver Not specified
CNA Curl Curl affected 7.74.0 7.74.0 semver Not specified
CNA Curl Curl affected 7.73.0 7.73.0 semver Not specified
CNA Curl Curl affected 7.72.0 7.72.0 semver Not specified
CNA Curl Curl affected 7.71.1 7.71.1 semver Not specified
CNA Curl Curl affected 7.71.0 7.71.0 semver Not specified
CNA Curl Curl affected 7.70.0 7.70.0 semver Not specified
CNA Curl Curl affected 7.69.1 7.69.1 semver Not specified
CNA Curl Curl affected 7.69.0 7.69.0 semver Not specified
CNA Curl Curl affected 7.68.0 7.68.0 semver Not specified
CNA Curl Curl affected 7.67.0 7.67.0 semver Not specified
CNA Curl Curl affected 7.66.0 7.66.0 semver Not specified
CNA Curl Curl affected 7.65.3 7.65.3 semver Not specified
CNA Curl Curl affected 7.65.2 7.65.2 semver Not specified
CNA Curl Curl affected 7.65.1 7.65.1 semver Not specified
CNA Curl Curl affected 7.65.0 7.65.0 semver Not specified
CNA Curl Curl affected 7.64.1 7.64.1 semver Not specified
CNA Curl Curl affected 7.64.0 7.64.0 semver Not specified
CNA Curl Curl affected 7.63.0 7.63.0 semver Not specified
CNA Curl Curl affected 7.62.0 7.62.0 semver Not specified
CNA Curl Curl affected 7.61.1 7.61.1 semver Not specified
CNA Curl Curl affected 7.61.0 7.61.0 semver Not specified
CNA Curl Curl affected 7.60.0 7.60.0 semver Not specified
CNA Curl Curl affected 7.59.0 7.59.0 semver Not specified
CNA Curl Curl affected 7.58.0 7.58.0 semver Not specified
CNA Curl Curl affected 7.57.0 7.57.0 semver Not specified
CNA Curl Curl affected 7.56.1 7.56.1 semver Not specified
CNA Curl Curl affected 7.56.0 7.56.0 semver Not specified
CNA Curl Curl affected 7.55.1 7.55.1 semver Not specified
CNA Curl Curl affected 7.55.0 7.55.0 semver Not specified
CNA Curl Curl affected 7.54.1 7.54.1 semver Not specified
CNA Curl Curl affected 7.54.0 7.54.0 semver Not specified
CNA Curl Curl affected 7.53.1 7.53.1 semver Not specified
CNA Curl Curl affected 7.53.0 7.53.0 semver Not specified
CNA Curl Curl affected 7.52.1 7.52.1 semver Not specified
CNA Curl Curl affected 7.52.0 7.52.0 semver Not specified
CNA Curl Curl affected 7.51.0 7.51.0 semver Not specified
CNA Curl Curl affected 7.50.3 7.50.3 semver Not specified
CNA Curl Curl affected 7.50.2 7.50.2 semver Not specified
CNA Curl Curl affected 7.50.1 7.50.1 semver Not specified
CNA Curl Curl affected 7.50.0 7.50.0 semver Not specified
CNA Curl Curl affected 7.49.1 7.49.1 semver Not specified
CNA Curl Curl affected 7.49.0 7.49.0 semver Not specified
CNA Curl Curl affected 7.48.0 7.48.0 semver Not specified
CNA Curl Curl affected 7.47.1 7.47.1 semver Not specified
CNA Curl Curl affected 7.47.0 7.47.0 semver Not specified
CNA Curl Curl affected 7.46.0 7.46.0 semver Not specified
CNA Curl Curl affected 7.45.0 7.45.0 semver Not specified
CNA Curl Curl affected 7.44.0 7.44.0 semver Not specified
CNA Curl Curl affected 7.43.0 7.43.0 semver Not specified
CNA Curl Curl affected 7.42.1 7.42.1 semver Not specified
CNA Curl Curl affected 7.42.0 7.42.0 semver Not specified
CNA Curl Curl affected 7.41.0 7.41.0 semver Not specified
CNA Curl Curl affected 7.40.0 7.40.0 semver Not specified
CNA Curl Curl affected 7.39.0 7.39.0 semver Not specified
CNA Curl Curl affected 7.38.0 7.38.0 semver Not specified
CNA Curl Curl affected 7.37.1 7.37.1 semver Not specified
CNA Curl Curl affected 7.37.0 7.37.0 semver Not specified
CNA Curl Curl affected 7.36.0 7.36.0 semver Not specified
CNA Curl Curl affected 7.35.0 7.35.0 semver Not specified
CNA Curl Curl affected 7.34.0 7.34.0 semver Not specified
CNA Curl Curl affected 7.33.0 7.33.0 semver Not specified
CNA Curl Curl affected 7.32.0 7.32.0 semver Not specified
CNA Curl Curl affected 7.31.0 7.31.0 semver Not specified
CNA Curl Curl affected 7.30.0 7.30.0 semver Not specified
CNA Curl Curl affected 7.29.0 7.29.0 semver Not specified
CNA Curl Curl affected 7.28.1 7.28.1 semver Not specified
CNA Curl Curl affected 7.28.0 7.28.0 semver Not specified
CNA Curl Curl affected 7.27.0 7.27.0 semver Not specified
CNA Curl Curl affected 7.26.0 7.26.0 semver Not specified
CNA Curl Curl affected 7.25.0 7.25.0 semver Not specified
CNA Curl Curl affected 7.24.0 7.24.0 semver Not specified
CNA Curl Curl affected 7.23.1 7.23.1 semver Not specified
CNA Curl Curl affected 7.23.0 7.23.0 semver Not specified
CNA Curl Curl affected 7.22.0 7.22.0 semver Not specified
CNA Curl Curl affected 7.21.7 7.21.7 semver Not specified
CNA Curl Curl affected 7.21.6 7.21.6 semver Not specified
CNA Curl Curl affected 7.21.5 7.21.5 semver Not specified
CNA Curl Curl affected 7.21.4 7.21.4 semver Not specified
CNA Curl Curl affected 7.21.3 7.21.3 semver Not specified
CNA Curl Curl affected 7.21.2 7.21.2 semver Not specified
CNA Curl Curl affected 7.21.1 7.21.1 semver Not specified
CNA Curl Curl affected 7.21.0 7.21.0 semver Not specified
CNA Curl Curl affected 7.20.1 7.20.1 semver Not specified
CNA Curl Curl affected 7.20.0 7.20.0 semver Not specified

References

ReferenceSourceLinkTags
curl.se/docs/CVE-2026-92390.html 2499f714-1537-4658-8207-48ae4bb9eae9 curl.se
curl.se/docs/CVE-2026-92390.json 2499f714-1537-4658-8207-48ae4bb9eae9 curl.se
hackerone.com/reports/4023192 2499f714-1537-4658-8207-48ae4bb9eae9 hackerone.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Joshua Rogers (Aisle Research) (en)

CNA: Joshua Rogers (Aisle Research) (en)

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