ALPINE-CVE-2026-11856

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Source
https://security.alpinelinux.org/vuln/CVE-2026-11856
Import Source
https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-11856.json
JSON Data
https://api.osv.dev/v1/vulns/ALPINE-CVE-2026-11856
Upstream
  • CVE-2026-11856
Published
2026-07-03T07:16:23.973Z
Modified
2026-07-04T09:30:06.295106954Z
Summary
[none]
Details

Successfully using libcurl to do a transfer to a specific HTTP origin (hostA) with Digest authentication and then changing the origin to a different one (hostB) for a second transfer, reusing the same handle, makes libcurl wrongly pass on the Authorization: header field meant for hostA, to hostB.

References

Affected packages

Alpine:v3.24 / curl

Package

Name
curl
Purl
pkg:apk/alpine/curl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
8.21.0-r0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2026-11856.json"