cve_2025_20265

PoC for CVE-2025-20265 Advisory ⚠️ WARNING This is a functional exploit for a 1-day vulnerability. It can execute code on vulnerable systems. Use only on your own internal servers you are authorized to test. Unauthorized use is illegal and unethical. Use at your own risk. You are responsible for...

VulnHub-DC1-Writeup

VulnHub-DC1-Writeup "Penetration testing lab writeups documenting full attack chains — from recon to root." 🔓 VulnHub — DC-1 Boot-to-Root Writeup Difficulty: Beginner–Intermediate Platform: VulnHub Goal: Capture all 4 flags and achieve full root-level compromise Attacker OS: Kali Linux VirtualBox...

CLEANSTART-2026-HV22885 When an HTTP server handler sends a 2xx response to an HTTP/1 CONNECT request and returns without hijacking the connection, the server improperly continues to read and serve requests from the conne...

CVE-2026-94439 affects multiple packages. When an HTTP server handler sends a 2xx response to an HTTP/1 CONNECT request and returns without hijacking the connection, the server improperly continues to read and serve requests from the connection. See references for individual vulnerability details...

CLEANSTART-2026-LJ21739 client may issue specially crafted HTTP/1

Security vulnerability affects the kafka package. A client may issue specially crafted HTTP/1...

CLEANSTART-2026-KO81202 In Eclipse Jetty, the Digest authentication server-side component uses ISO-8859-1 to encode the password as bytes

Security vulnerability affects the kafka package. In Eclipse Jetty, the Digest authentication server-side component uses ISO-8859-1 to encode the password as bytes...

CLEANSTART-2026-LO54000 In Eclipse Jetty, a first HTTP/1

Security vulnerability affects the kafka package. In Eclipse Jetty, a first HTTP/1...

CLEANSTART-2026-BG17653 In Eclipse Jetty, for HTTP/1, HTTP/2 and HTTP/3 requests, there is no strict check that the request authority (host and port) matches what provided in the Host header (if present)

Security vulnerability affects the kafka package. In Eclipse Jetty, for HTTP/1, HTTP/2 and HTTP/3 requests, there is no strict check that the request authority host and port matches what provided in the Host header if present...

CVE-2026-81856

Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in hexpm hex allows a malicious package publisher or a hostile repository server to inject terminal control sequences into the output of Mix tasks. Hex prints strings supplied by the package repository and the documentati...

EUVD-2026-102127

FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13, allows attackers to cause a denial of service by supplying deeply nested JSON input to an application that deserializes untrusted JSON using ObjectMapper.readValue...

CVE-2026-95155

FasterXML Jackson 1.x, confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13, allows attackers to cause a denial of service by supplying deeply nested JSON input to an application that deserializes untrusted JSON using ObjectMapper.readValue...

CVE-2026-96612

Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability in hexpm hex allows a malicious package publisher to delete a directory outside the project's deps directory and extract package files into it when a developer fetches dependencies. A package release's...

CVE-2026-105274

Improper Handling of Highly Compressed Data Data Amplification vulnerability in hexpm hexcore allows an untrusted repository mirror, or a server answering hexcore's API requests, to exhaust the memory of the Erlang VM running hexcore. The same code is vendored in Hex mixhexrepo, mixhexapi and...

UBUNTU-CVE-2026-105274

Improper Handling of Highly Compressed Data Data Amplification vulnerability in hexpm hexcore allows an untrusted repository mirror, or a server answering hexcore's API requests, to exhaust the memory of the Erlang VM running hexcore. The same code is vendored in Hex mixhexrepo, mixhexapi and...

UBUNTU-CVE-2026-81856

Improper Neutralization of Escape, Meta, or Control Sequences vulnerability in hexpm hex allows a malicious package publisher or a hostile repository server to inject terminal control sequences into the output of Mix tasks. Hex prints strings supplied by the package repository and the documentati...

UBUNTU-CVE-2026-96612

Improper Limitation of a Pathname to a Restricted Directory 'Path Traversal' vulnerability in hexpm hex allows a malicious package publisher to delete a directory outside the project's deps directory and extract package files into it when a developer fetches dependencies. A package release's...

CVE-2026-95155

The FasterXML Jackson 1.x library is vulnerable to a Denial of Service (DoS) attack, specifically confirmed in jackson-mapper-asl versions 1.8.3, 1.9.2, 1.9.11, 1.9.12, and 1.9.13 . The root cause is uncontrolled recursion (CWE-674), where an attacker can supply deeply nested JSON input to an app...

UBUNTU-CVE-2026-103503

Improper Certificate Validation vulnerability in hexpm hex allows an attacker who can intercept HTTPS connections, and holds a certificate for a Hex host issued by a CA in Hex's bundled CA store, to impersonate that host to users who set cacertspath to a CA store that leaves that CA out...

HTTP Request Smuggling

Overview io.vertx:vertx-core is a tool-kit for building reactive applications on the JVM. Affected versions of this package are vulnerable to HTTP Request Smuggling due to inconsistent interpretation of headers in the isContentLength and isContentType helpers of the VertxHttpRequestDecoder class,...

CVE-2026-110310

A remote user who can read encrypted objects in the S3 bucket can force a padding downgrade by altering the padding scheme recorded in an object's metadata to legacy PKCS1 v1.5. Since this padding scheme is susceptible to the well-known Bleichenbacher attack, the user can use a PKCS1 v1.5 padding...

CVE-2026-110310 RSA PKCS#1 v1.5 padding oracle via legacy envelope key format downgrade in Amazon S3 Encryption Client for .NET

A remote user who can read encrypted objects in the S3 bucket can force a padding downgrade by altering the padding scheme recorded in an object's metadata to legacy PKCS1 v1.5. Since this padding scheme is susceptible to the well-known Bleichenbacher attack, the user can use a PKCS1 v1.5 padding...