CVE-2026-54887

Use of Default Cryptographic Key vulnerability in Erlang/OTP ssl DTLS server allows predictable DTLS cookie computation during the startup window, enabling source address verification bypass. On DTLS server startup, dtlsserverconnection:initialhello/3 initializes previouscookiesecret to the empty...

EEF-CVE-2026-54887 DTLS server cookie bypass during startup window due to empty initial cookie secret

Summary Use of Default Cryptographic Key vulnerability in Erlang/OTP ssl DTLS server allows predictable DTLS cookie computation during the startup window, enabling source address verification bypass. On DTLS server startup, dtls\server\connection:initial\hello/3 initializes previous\cookie\secret...

CVE-2026-54887

CVE-2026-54887 concerns Erlang/OTP's DTLS server in ssl, where during startup the cookie secret is initialized to an empty binary instead of a random value. This makes DTLS cookie computation deterministic for the first 0–15 seconds, allowing an observer of plaintext ClientHello to forge a valid ...

CVE-2026-54887 DTLS server cookie bypass during startup window due to empty initial cookie secret

Use of Default Cryptographic Key vulnerability in Erlang/OTP ssl DTLS server allows predictable DTLS cookie computation during the startup window, enabling source address verification bypass. On DTLS server startup, dtlsserverconnection:initialhello/3 initializes previouscookiesecret to the empty...

curl: curl: Cookie injection via malicious HTTP server using super cookies

A flaw was found in curl's cookie parsing logic. A malicious HTTP server can exploit this by setting 'super cookies' that bypass the Public Suffix List check. This allows an attacker-controlled origin to inject cookies that curl then transmits to unrelated third-party domains, leading to...

PYSEC-2026-750 Server-Side Request Forgery in scout-browser

Pypi package scout-browser GitHub repository clinical-genomics/scout prior to v4.52 is vulnerable to server-side request forgery. An attacker could make the application perform arbitrary requests to steal cookies, request access to private areas, or lead to cross-site scripting...

PYSEC-2026-731 Plone Improper Session Management

Plone CMS before 3, places a base64 encoded form of the username and password in the ac cookie for the admin account, which makes it easier for remote attackers to obtain administrative privileges by sniffing the network...

PYSEC-2026-732 Plone credentials stored in session cookie

Plone CMS 3.1.x uses invariant data a client username and a server secret when calculating an HMAC-SHA1 value for an authentication cookie, which makes it easier for remote attackers to gain permanent access to an account by sniffing the network...

PYSEC-2026-734 Plone CMS Improper Session Management

Plone CMS before 3 places a base64 encoded form of the username and password in the ac cookie for all user accounts, which makes it easier for remote attackers to obtain access by sniffing the network...

PYSEC-2026-668 MoinMoin Directory traversal vulnerability

Directory traversal vulnerability in MoinMoin 1.5.8 and earlier allows remote attackers to overwrite arbitrary files via a .. dot dot in the MOINID user ID in a cookie for a userform action. NOTE: this issue can be leveraged for PHP code execution via the quicklinks parameter. The issue has been...

WordPress Cookie Banner for GDPR / CCPA – WPLP Cookie Consent plugin <= 4.3.5 - Authenticated (Administrator+) SQL Injection vulnerability

Authenticated Administrator+ SQL Injection vulnerability discovered by PRISM in WordPress Plugin WP Cookie Notice for GDPR, CCPA & ePrivacy Consent versions = 4.3.5...

USN-8398-4: nginx vulnerability

USN-8398-3 fixed a vulnerability in nginx. This update provides the corresponding fix for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. Original advisory details: It was discovered that nginx incorrectly handled certain cookie headers in the HTTP/2 implementation. A...

CVE-2026-9595

A flaw was found in webpack-dev-server. When a user configures a proxy with a broad context, such as '/', and enables WebSocket ws: true forwarding, the development server's own Hot Module Replacement HMR WebSocket can be intercepted. This interception leads to the leakage of the browser's cookie...

9router has an Incomplete Fix: Local-Only Access Gate Bypass in 9router via Host Header SpoofING

The fix for CVE-2026-46339 unauthenticated RCE via unprotected MCP plugin routes introduced a local-only access gate in src/dashboardGuard.js that restricts spawn-capable routes /api/mcp/, /api/tunnel/, /api/cli-tools/ to loopback requests. The gate determines "local" by inspecting the Host and...

SUSE SLES12: apache2 / apache2-devel / apache2-doc / apache2-example-pages / etc (SUSE-SU-2026:2717-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2717-1 advisory. This update for apache2 fixes the following issues - CVE-2026-29167: modldap per-dir use-after-free bsc1267976. - CVE-2026-29170: modproxyftp X...

DEBIAN-CVE-2026-55688

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. In versions from 2.0.0 prior to 2.16.0 and from 3.0.0.Beta1 prior to 3.0.11, ThreadSafeCookieStore stored a cookie under the value of its Domain attribute without...

UBUNTU-CVE-2026-55688

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. In versions from 2.0.0 prior to 2.16.0 and from 3.0.0.Beta1 prior to 3.0.11, ThreadSafeCookieStore stored a cookie under the value of its Domain attribute without...

CVE-2026-55688

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. In versions from 2.0.0 prior to 2.16.0 and from 3.0.0.Beta1 prior to 3.0.11, ThreadSafeCookieStore stored a cookie under the value of its Domain attribute without...

CVE-2026-55688

The AsyncHttpClient AHC library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. In versions from 2.0.0 prior to 2.16.0 and from 3.0.0.Beta1 prior to 3.0.11, ThreadSafeCookieStore stored a cookie under the value of its Domain attribute without...

CVE-2026-55688

Affected software: AsyncHttpClient (AHC) library for Java. Vulnerable versions: 2.0.0 up to (but not including) 2.16.0, and 3.0.0.Beta1 up to (but not including) 3.0.11. Root cause: ThreadSafeCookieStore may store a cookie using the.Domain value without validating that the responding host is allo...