CVE-2026-84933 undici vulnerable to cross-user cookie disclosure via Set-Cookie caching in shared caches

undici's cache interceptor does not handle the Set-Cookie response header anywhere in its cache path, so it neither refuses to store nor strips that header. In shared cache mode, which is the default, an otherwise cacheable response that carries a Set-Cookie header, for example one marked with a...

CVE-2026-84933

undici's cache interceptor does not handle the Set-Cookie response header anywhere in its cache path, so it neither refuses to store nor strips that header. In shared cache mode, which is the default, an otherwise cacheable response that carries a Set-Cookie header, for example one marked with a...

CVE-2026-84933

undici , the Node.js HTTP client library, has a flaw in its cache interceptor that fails to handle the Set-Cookie response header in its cache path—neither refusing to store nor stripping it. In shared cache mode (the default), a cacheable response carrying a Set-Cookie header is stored and re-se...

PT-2026-86152

Name of the Vulnerable Software and Affected Versions undici versions 7.0.0 through 7.29.0 undici versions 8.0.0 through 8.10.1 Description The cache interceptor fails to handle the Set-Cookie response header, allowing it to be stored and re-served in shared cache mode. This occurs when a cacheab...

Linux Distros Unpatched Vulnerability : CVE-2026-84933

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - undici's cache interceptor does not handle the Set-Cookie response header anywhere in its cache path, so it neither refuses to store nor strips that header. In...

curl: curl: Information disclosure due to secure cookie attribute bypass

A flaw was found in curl. When a Set-Cookie: header uses a tab character instead of a space before the Secure attribute, curl incorrectly stores the cookie without the Secure flag. This can lead to information disclosure, as the cookie may then be sent over unencrypted HTTP connections to the sam...

secure cookie attribute bypass with tab

A Set-Cookie: header using tab horizontal tab, ASCII code 9 instead of space ascii code 32 immediately before the Secure attribute causes curl to store the cookie without its Secure flag. The cookie might then wrongfully be sent over plaintext HTTP on subsequent requests to the same host...

CURL-CVE-2026-80255 secure cookie attribute bypass with tab

A Set-Cookie: header using tab horizontal tab, ASCII code 9 instead of space ascii code 32 immediately before the Secure attribute causes curl to store the cookie without its Secure flag. The cookie might then wrongfully be sent over plaintext HTTP on subsequent requests to the same host...

PT-2026-84657

Name of the Vulnerable Software and Affected Versions curl affected versions not specified Description A flaw exists where using a horizontal tab ASCII code 9 instead of a space ASCII code 32 immediately before the Secure attribute in a Set-Cookie: header causes the software to store the cookie...

curl: CVE-2026-80255: secure cookie attribute bypass with tab

Summary A Set-Cookie header using HTAB horizontal tab instead of SPACE before the Secure attribute — e.g. Set-Cookie: sid=SECRET;\tSecure — causes curl to store the cookie without its Secure flag. The cookie is then sent over plaintext HTTP on subsequent requests to the same host. The...

Security Bulletin: Vulnerability in undici affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge.

Summary Potential vulnerability in undici has been identified that affects IBM watsonx Assistant Cartridge and IBM watsonx Orchestrate with watsonx Assistant Cartridge - Assistant Builder Component. . The vulnerability have been addressed. Refer to details for additional information. Vulnerabilit...

CVE-2026-71920

Multiple DrayTek VigorSwitch models contain a null pointer dereference vulnerability in the formlogout function. The vulnerability is caused by missing checks for an empty or absent Cookie header before string handling. A remote attacker can trigger this vulnerability via a crafted request to cra...

CVE-2026-71920 DrayTek VigorSwitch Multiple Models NULL Pointer Dereference via formlogout

Multiple DrayTek VigorSwitch models contain a null pointer dereference vulnerability in the formlogout function. The vulnerability is caused by missing checks for an empty or absent Cookie header before string handling. A remote attacker can trigger this vulnerability via a crafted request to cra...

CVE-2026-71920 DrayTek VigorSwitch Multiple Models NULL Pointer Dereference via formlogout

Multiple DrayTek VigorSwitch models contain a null pointer dereference vulnerability in the formlogout function. The vulnerability is caused by missing checks for an empty or absent Cookie header before string handling. A remote attacker can trigger this vulnerability via a crafted request to cra...

EUVD-2026-64979

Multiple DrayTek VigorSwitch models contain a null pointer dereference vulnerability in the formlogout function. The vulnerability is caused by missing checks for an empty or absent Cookie header before string handling. A remote attacker can trigger this vulnerability via a crafted request to cra...

CVE-2026-71920

DrayTek VigorSwitch (multiple models) contains a null pointer dereference in the formlogout function caused by missing validation of the Cookie header before string handling. A remote attacker with valid administrative credentials on the web management interface can send a crafted request to cras...

CVE-2026-39915

TIM Flow before 26.0.6 contains a CRLF injection vulnerability that allows remote attackers to inject arbitrary HTTP headers and response body content by embedding unsanitized carriage return and line feed sequences in the rt URL parameter, which is reflected into Set-Cookie response headers...

CVE-2026-39915 TIM Flow < 26.0.6 CRLF Injection via rt Parameter

TIM Flow before 26.0.6 contains a CRLF injection vulnerability that allows remote attackers to inject arbitrary HTTP headers and response body content by embedding unsanitized carriage return and line feed sequences in the rt URL parameter, which is reflected into Set-Cookie response headers...

CVE-2026-39915 TIM Flow < 26.0.6 CRLF Injection via rt Parameter

TIM Flow before 26.0.6 contains a CRLF injection vulnerability that allows remote attackers to inject arbitrary HTTP headers and response body content by embedding unsanitized carriage return and line feed sequences in the rt URL parameter, which is reflected into Set-Cookie response headers...

EUVD-2026-64892

TIM Flow before 26.0.6 contains a CRLF injection vulnerability that allows remote attackers to inject arbitrary HTTP headers and response body content by embedding unsanitized carriage return and line feed sequences in the rt URL parameter, which is reflected into Set-Cookie response headers...