VulnCheck KEV: CVE-2026-39987

marimo is a reactive Python notebook. Prior to 0.23.0, Marimo has a Pre-Auth RCE vulnerability. The terminal WebSocket endpoint /terminal/ws lacks authentication validation, allowing an unauthenticated attacker to obtain a full PTY shell and execute arbitrary system commands. Unlike other WebSock...

Fedora: Security Advisory (FEDORA-2026-936a74ccc0)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Fedora: Security Advisory (FEDORA-2026-8f1d7b6821)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] Fedora 43 Update: rust-pty-process-0.5.3-1.fc43

Spawn commands attached to a pty...

Fedora 42 : rust-pty-process / rust-sequoia-chameleon-gnupg (2026-8f1d7b6821)

The remote Fedora 42 host has packages installed that are affected by a vulnerability as referenced in the FEDORA-2026-8f1d7b6821 advisory. Rebuild rust-sequoia-chameleon-gnupg with rust-tar 0.4.45 for CVE-2026-33056. Update rust-pty-process to 0.5.3, and adjust the dev-dependency in...

Fedora 43 : rust-pty-process / rust-sequoia-chameleon-gnupg (2026-936a74ccc0)

The remote Fedora 43 host has packages installed that are affected by a vulnerability as referenced in the FEDORA-2026-936a74ccc0 advisory. Rebuild rust-sequoia-chameleon-gnupg with rust-tar 0.4.45 for CVE-2026-33056. Update rust-pty-process to 0.5.3, and adjust the dev-dependency in...

Fedora 44 : rust-pty-process / rust-sequoia-chameleon-gnupg (2026-29e1155702)

The remote Fedora 44 host has packages installed that are affected by a vulnerability as referenced in the FEDORA-2026-29e1155702 advisory. Rebuild rust-sequoia-chameleon-gnupg with rust-tar 0.4.45 for CVE-2026-33056. Update rust-pty-process to 0.5.3, and adjust the dev-dependency in...

agent-skill-poc

Agent Skill POC - LLM-driven Interactive CLI Agent An LLM-dri...

Unity Linux 20.1070e Security Update: screen (UTSA-2026-005210)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005210 advisory. For a short time they PTY is set to mode 666, allowing any user on the system to connect to the screen session. Tenable has extracted the preceding description block...

Ubuntu 22.04 LTS / 24.04 LTS : GNU Screen vulnerabilities (USN-7978-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7978-1 advisory. It was discovered that GNU Screen incorrectly handled signals when setuid or setgid privileges were being used, which is not the default in...

GHSA-C83V-7274-4VGP Malicious website can execute commands on the local system through XSS in the OpenCode web UI

Summary A malicious website can abuse the server URL override feature of the OpenCode web UI to achieve cross-site scripting on http://localhost:4096. From there, it is possible to run arbitrary commands on the local system using the /pty/ endpoints provided by the OpenCode API. Code execution vi...

Malicious website can execute commands on the local system through XSS in the OpenCode web UI

Summary A malicious website can abuse the server URL override feature of the OpenCode web UI to achieve cross-site scripting on http://localhost:4096. From there, it is possible to run arbitrary commands on the local system using the /pty/ endpoints provided by the OpenCode API. Code execution vi...

CVE-2025-23701

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in limesquare Lime Developer Login lime-developer-login allows Reflected XSS.This issue affects Lime Developer Login: from n/a through = 1.4.0...

GHSA-HGRH-QX5J-JFWX Picklescan Bypasses Unsafe Globals Check using pty.spawn

Summary The vulnerability allows malicious actors to bypass PickleScan's unsafe globals check, leading to potential arbitrary code execution. The issue stems from the absence of the pty library more specifically, of the pty.spawn function from PickleScan's list of unsafe globals. This vulnerabili...

Picklescan Bypasses Unsafe Globals Check using pty.spawn

Summary The vulnerability allows malicious actors to bypass PickleScan's unsafe globals check, leading to potential arbitrary code execution. The issue stems from the absence of the pty library more specifically, of the pty.spawn function from PickleScan's list of unsafe globals. This vulnerabili...

GHSA-VQMV-47XG-9WPR Picklescan missing detection when calling pty.spawn

Summary Using pty.spawn, which is a built-in python library function to execute arbitrary commands on the host system. Details The attack payload executes in the following steps: First, the attacker craft the payload by calling to pty.spawn function in the reduce method. Then the victim attempts ...

PT-2026-50453

Name of the Vulnerable Software and Affected Versions PickleScan versions prior to 0.0.33 Description PickleScan fails to include the pty.spawn function in its list of unsafe globals, which allows attackers to bypass security checks. By crafting malicious pickle payloads using the pty.spawn...

PYSEC-2025-113

Fickling is a Python pickling decompiler and static analyzer. Versions prior to 0.1.6 had a bypass caused by pty missing from the block list of unsafe module imports. This led to unsafe pickles based on pty.spawn being incorrectly flagged as LIKELYSAFE, and was fixed in version 0.1.6. This impact...

PYSEC-2025-113

Fickling is a Python pickling decompiler and static analyzer. Versions prior to 0.1.6 had a bypass caused by pty missing from the block list of unsafe module imports. This led to unsafe pickles based on pty.spawn being incorrectly flagged as LIKELYSAFE, and was fixed in version 0.1.6. This impact...

CVE-2025-67748

Fickling CVE-2025-67748 describes a bypass in which the blocklist of unsafe imports did not include pty, allowing unsafe pickles using pty.spawn() to be misclassified as LIKELY_SAFE. The root cause is documented as the unsafe-imports check missing pty in version