Jenkins <=2.196 - Cookie Exposure

Jenkins through 2.196, LTS 2.176.3 and earlier prints the value of the cookie on the /whoAmI/ URL despite it being marked HttpOnly, thus making it possible to steal cookie-based authentication credentials if the URL is exposed or accessed via another cross-site scripting issue. id: CVE-2019-10405...

PT-2026-96049

Name of the Vulnerable Software and Affected Versions Keycloak affected versions not specified Description A flaw in the authentication session management allows users to bypass mandatory security requirements, such as two-factor authentication 2FA setup, enforced via client policies. By manually...

CVE-2026-21582: Improper Authentication

This High severity BASM Broken Authentication & Session Management vulnerability known as CVE-2026-21582 was introduced in version 7.2.1 of Crowd Data Center. This BASM Broken Authentication & Session Management vulnerability, with a CVSS Score of 8.8, allows an unauthenticated attacker to perfor...

CVE-2026-12255

The MainWP Child WordPress plugin before 6.1.2 does not verify the requester's identity in its site-registration request handler when password authentication has been disabled for the targeted account, allowing an unauthenticated attacker to obtain a valid authentication session as that account,...

CVE-2026-12255: Improper Authentication

The MainWP Child WordPress plugin before 6.1.2 does not verify the requester's identity in its site-registration request handler when password authentication has been disabled for the targeted account, allowing an unauthenticated attacker to obtain a valid authentication session as that account,...

CVE-2026-53383 ksmbd: reject non-VALID session in compound request branch

In the Linux kernel, the following vulnerability has been resolved: ksmbd: reject non-VALID session in compound request branch smb2checkusersession takes a shortcut for any operation that is not the first in a COMPOUND request: it reuses work-sess the session bound by the first operation and...

CVE-2026-62236

grav-plugin-login before 3.8.11 contains a cross-site request forgery CSRF vulnerability in the login.regenerate2FASecret frontend task, which regenerates and persists a new TOTP secret for the authenticated session user without any anti-CSRF nonce or Origin/Referer check. Because Grav core...

CVE-2026-49279 WWBN AVideo: Stored XSS via autoEvalCodeOnHTML Bypass in MessageSQLite WebSocket Handler (CVE-2026-43874 Bypass)

WWBN AVideo is an open source video platform. Versions 29.0 and below contain a Stored XSS vulnerability through the autoEvalCodeOnHTML parameter in the MessageSQLite WebSocket Handler. The MessageSQLite.php handler only strips autoEvalCodeOnHTML from $json'msg', but msgToResourceId reads from...

PT-2026-53885

KTM System e-BOK allows the session identifier to be set by the client prior to authentication. If a cookie with a valid name is set, its value remains unchanged after successful login. This behaviour enables an attacker to fix a session ID for a victim and later hijack the authenticated session...

CVE-2026-57958

Summary: Mixpost

EUVD-2026-35148

In the Linux kernel, the following vulnerability has been resolved: tpm: Use kfreesensitive to free auth session in tpmdevrelease tpmdevrelease uses plain kfree to free chip-auth, which contains sensitive cryptographic material including HMAC session keys, nonces, and passphrase data struct...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the tpmdevrelease function not properly releasing the authentication session using kfreesensitive,...

CVE-2026-8293 Really Simple Security < 9.5.10.1 - Authentication Bypass via Two-Factor OTP Skip

The Really Simple Security WordPress plugin before 9.5.10.1 does not enforce the second-factor challenge in two of its two-factor authentication REST endpoints, allowing an attacker who knows a user's password to obtain a WordPress authentication session for that user without completing the email...

PT-2026-45694

The Really Simple Security WordPress plugin before 9.5.10.1 does not enforce the second-factor challenge in two of its two-factor authentication REST endpoints, allowing an attacker who knows a user's password to obtain a WordPress authentication session for that user without completing the email...

Hunting-Bugs

2026 Practical Bug Bounty Guide Built on real-world experie...

CVE-2026-7507 Org.keycloak/keycloak-services: session fixation in oidc login flow that can lead to account takeover

A session fixation vulnerability was found in Keycloak's login-actions endpoints. An unauthenticated attacker could exploit this flaw by pre-creating an authentication session and tricking a victim into visiting a maliciously crafted link. By leveraging the /login-actions/restart endpoint—which...

Bypass of second factor authentication on DAV endpoints by reusing a pre-2FA session ID

None...

GHSA-G588-CJG3-6G78 Steamworks game clients/servers using P2P authentication vulnerable to denial of service

Processing the raw ValidateAuthTicketResponset callback data panics when the meAuthSessionResponse field is kEAuthSessionResponseAuthTicketNetworkIdentityFailure. This can lead to denial of service in game clients and servers using the beginauthenticationsession API to authenticate players if a...

RUSTSEC-2026-0121 Denial of service in Steamworks game clients/servers using P2P authentication

Processing the raw ValidateAuthTicketResponset callback data panics when the meAuthSessionResponse field is kEAuthSessionResponseAuthTicketNetworkIdentityFailure. This can lead to denial of service in game clients and servers using the beginauthenticationsession API to authenticate players if a...

Cross-site Request Forgery (CSRF)

Overview wwbn/avideo is an Audio and Video Platform or simply "A Video Platform". Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF via the commentDelete.json.php process. An attacker can cause unauthorized deletion of comments by tricking an authenticated user...