CLEANSTART-2026-OA04032 undici's retry interceptor can append the body of a ranged retry response to bytes already delivered from an earlier partial response while still presenting the original response's status and headers

CVE-2026-18540 affects multiple packages. undici's retry interceptor can append the body of a ranged retry response to bytes already delivered from an earlier partial response while still presenting the original response's status and headers. See references for individual vulnerability details...

EUVD-2026-94738

linuxserver Heimdall through 2.8.3 applies its SafeUrlFetcher SSRF protection mechanism only to ItemController; the enhanced-application test and live-stats requests occur via SupportedApps::execute, a GuzzleHttp client that lacks IP address restrictions. In some realistic installations, the POST...

PT-2026-108516

Security vulnerability affects the langfuse package. undici's retry interceptor can append the body of a ranged retry response to bytes already delivered from an earlier partial response while still presenting the original response's status and headers...

Linux Distros Unpatched Vulnerability : CVE-2026-18540

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - undici's retry interceptor can append the body of a ranged retry response to bytes already delivered from an earlier partial response while still presenting the...

CVE-2026-18540 undici vulnerable to downstream response splitting via retry interceptor

undici's retry interceptor can append the body of a ranged retry response to bytes already delivered from an earlier partial response while still presenting the original response's status and headers. This happens when an upstream server delivers part of a body without a trustworthy resume...

CVE-2026-18540 undici vulnerable to downstream response splitting via retry interceptor

undici's retry interceptor can append the body of a ranged retry response to bytes already delivered from an earlier partial response while still presenting the original response's status and headers. This happens when an upstream server delivers part of a body without a trustworthy resume...

CVE-2026-16728

A flaw was found in undici. A malicious or faulty upstream server could send a partial response with incorrect length information. When undici's retry interceptor processes this, it may create a response body with a length that does not match the original Content-Length header. This can lead to...

SUSE CVE-2026-16728

undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry or resume of a partial response. In undici before 6.28.0, from 7.0.0 up to before 7.29.0, and from 8.0.0 up to before 8.9.0, a malicious or faulty...

EUVD-2026-50566

undici vulnerable to downstream response desynchronization via retry interceptor...

Linux Distros Unpatched Vulnerability : CVE-2026-16728

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry or resume ...

CVE-2026-16728

undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry or resume of a partial response. In undici before 6.28.0, from 7.0.0 up to before 7.29.0, and from 8.0.0 up to before 8.9.0, a malicious or faulty...

DEBIAN-CVE-2026-16728

undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry or resume of a partial response. In undici before 6.28.0, from 7.0.0 up to before 7.29.0, and from 8.0.0 up to before 8.9.0, a malicious or faulty...

CVE-2026-16728

undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry or resume of a partial response. In undici before 6.28.0, from 7.0.0 up to before 7.29.0, and from 8.0.0 up to before 8.9.0, a malicious or faulty...

UBUNTU-CVE-2026-16728

undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry or resume of a partial response. In undici before 6.28.0, from 7.0.0 up to before 7.29.0, and from 8.0.0 up to before 8.9.0, a malicious or faulty...

CVE-2026-16728 undici vulnerable to downstream response desynchronization via retry interceptor

undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry or resume of a partial response. In undici before 6.28.0, from 7.0.0 up to before 7.29.0, and from 8.0.0 up to before 8.9.0, a malicious or faulty...

CVE-2026-16728

Undici contains a defect in its retry interceptor: after a retry or resume of a partial response, it can assemble a body whose length differs from the Content-Length observed by the application. In affected ranges (before 6.28.0, 7.0.0–7.28.x, and 8.0.0–7.29.0 to 8.8.x), a faulty upstream may ret...

CVE-2026-16728

undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry or resume of a partial response. In undici before 6.28.0, from 7.0.0 up to before 7.29.0, and from 8.0.0 up to before 8.9.0, a malicious or faulty...

CVE-2026-16728

undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry or resume of a partial response. In undici before 6.28.0, from 7.0.0 up to before 7.29.0, and from 8.0.0 up to before 8.9.0, a malicious or faulty...

CVE-2026-16728: Inconsistent Interpretation of HTTP Requests

undici's retry interceptor can deliver a response whose body length does not match the Content-Length header exposed to the application after a retry or resume of a partial response. In undici before 6.28.0, from 7.0.0 up to before 7.29.0, and from 8.0.0 up to before 8.9.0, a malicious or faulty...

PT-2026-65907

Name of the Vulnerable Software and Affected Versions undici versions prior to 6.28.0 undici versions 7.0.0 through 7.28.x undici versions 8.0.0 through 8.8.x Description The retry interceptor can deliver a response where the body length does not match the Content-Length header after a retry or...