CVE-2026-41706 Open Redirect When Using CookieRequestCache

Medium 6.1 Published Updated

Attackers can redirect users to malicious sites after login if CookieRequestCache is enabled, potentially facilitating phishing attacks.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2026-41706?

CVE-2026-41706 is a medium-severity vulnerability in Spring Security, published on 9 Jun 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Spring Security's CookieRequestCache and CookieServerRequestCache store the pre-authentication request URL in a browser cookie so that users can be redirected back to their intended destination after a successful login. In affected versions, the full absolute URL is stored in the cookie and is used without validation as the post-login redirect target.

Affected versions: Spring Security 5.7.0 through 5.7.23; 5.8.0 through 5.8.25; 6.3.0 through 6.3.16; 6.4.0 through 6.4.16; 6.5.0 through 6.5.10; 7.0.0 through 7.0.5.

Weakness: CWE-601

Which versions are affected by CVE-2026-41706?

10 open source packages ship an affected version, including org.springframework.security:spring-security-web. It affects 1 product.

PackageAffectedFixed in
org.springframework.security:spring-security-web MavenAll versions to 5.7.23None
org.springframework.security:spring-security-web MavenAll versions to 5.7.23None
org.springframework.security:spring-security-web MavenFrom 5.8.0 to 5.8.25None
org.springframework.security:spring-security-web MavenFrom 5.8.0 to 5.8.25None
org.springframework.security:spring-security-web MavenFrom 6.3.0 to 6.3.16None
org.springframework.security:spring-security-web MavenFrom 6.3.0 to 6.3.16None
4 more packages
org.springframework.security:spring-security-web MavenFrom 6.5.06.5.11
org.springframework.security:spring-security-web MavenFrom 6.5.06.5.11
org.springframework.security:spring-security-web MavenFrom 7.0.07.0.6
org.springframework.security:spring-security-web MavenFrom 7.0.07.0.6

Products include Vmware Spring Security.

How do I fix CVE-2026-41706?

Upgrade org.springframework.security:spring-security-web to a fixed version for your release line: 6.5.11 or 7.0.6.

Is CVE-2026-41706 being exploited?

There is no known exploitation of CVE-2026-41706 in the wild and no public exploit code.

Sources

Also known as CLEANSTART-2026-CG72837, CLEANSTART-2026-OR53843, CLEANSTART-2026-XE09130, CLSA-2026-1781484839, CLSA-2026-1785921094, ECHO-8b19-068f-612a and 9 more.

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