CVE-2026-34990-poc

CVE-2026-34990 — CUPS Local-Printer PoC Authorized testing / research use only. Run this PoC only against systems you own or are explicitly authorized to test. This repository contains a system-CUPS-oriented reproduction of the local-printer vulnerability in CUPS 2.4.16. The implementation was...

Exploit for Improper Authentication in Openprinting Cups

CVE-2026-34990 — CUPS Local-Printer PoC Authorized testin...

CLSA-2026-1786675343 cups: Fix of CVE-2026-34990

CVE-2026-34990: restrict local certificate authentication to AFLOCAL domain socket connections instead of any loopback address, limit CUPS-Create-Local-Printer to ipp:/ipps: device URIs, and require FileDevice plus an already existing file no OCREAT/OTRUNC for file: output; previously a local...

SUSE CVE-2026-34990

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service with a reusable Authorization: Local ... token. That...

DEBIAN-CVE-2026-34990

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service with a reusable Authorization: Local ... token. That...

CVE-2026-34990

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service with a reusable Authorization: Local ... token. That...

ALPINE-CVE-2026-34990

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service with a reusable Authorization: Local ... token. That...

CVE-2026-34990

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service with a reusable Authorization: Local ... token. That...

EUVD-2026-18889

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service with a reusable Authorization: Local ... token. That...

CVE-2026-34990

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service with a reusable Authorization: Local ... token. That...

CVE-2026-34990

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service with a reusable Authorization: Local ... token. That...

CVE-2026-34990

In OpenPrinting CUPS versions 2.4.16 and prior , a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service using a reusable Authorization: Local ... token. This token permits unauthorized /admin/ requests on localhost. By combining this with CU...