CVE-2026-65609

A flaw was found in nnn. Due to insufficient validation of attacker-controlled length fields deserialized from a session file, a crafted session file can cause nnn to write data beyond the bounds of fixed-size global buffers when loaded with the -s option. An attacker who can place a malicious...

SUSE CVE-2026-65609

nnn is vulnerable to Out-of-Bound write vulnerability. Due to lack of validation of attacker-controlled length fields deserialized from a session file, a crafted session file can cause nnn to write data beyond the bounds of fixed-size global buffers when loaded with the -s option. An attacker who...

Linux Distros Unpatched Vulnerability : CVE-2026-65609

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nnn is vulnerable to Out-of-Bound write vulnerability. Due to lack of validation of attacker-controlled length fields deserialized from a session file, a crafte...

DEBIAN-CVE-2026-65609

nnn is vulnerable to Out-of-Bound write vulnerability. Due to lack of validation of attacker-controlled length fields deserialized from a session file, a crafted session file can cause nnn to write data beyond the bounds of fixed-size global buffers when loaded with the -s option. An attacker who...

CVE-2026-65609

nnn is vulnerable to Out-of-Bound write vulnerability. Due to lack of validation of attacker-controlled length fields deserialized from a session file, a crafted session file can cause nnn to write data beyond the bounds of fixed-size global buffers when loaded with the -s option. An attacker who...

EUVD-2026-62398

nnn is vulnerable to Out-of-Bound write vulnerability. Due to lack of validation of attacker-controlled length fields deserialized from a session file, a crafted session file can cause nnn to write data beyond the bounds of fixed-size global buffers when loaded with the -s option. An attacker who...

CVE-2026-65609

nnn is vulnerable to Out-of-Bound write vulnerability. Due to lack of validation of attacker-controlled length fields deserialized from a session file, a crafted session file can cause nnn to write data beyond the bounds of fixed-size global buffers when loaded with the -s option. An attacker who...

CVE-2026-65609 Out-of-bounds write in nnn

nnn is vulnerable to Out-of-Bound write vulnerability. Due to lack of validation of attacker-controlled length fields deserialized from a session file, a crafted session file can cause nnn to write data beyond the bounds of fixed-size global buffers when loaded with the -s option. An attacker who...

CVE-2026-65609 Out-of-bounds write in nnn

nnn is vulnerable to Out-of-Bound write vulnerability. Due to lack of validation of attacker-controlled length fields deserialized from a session file, a crafted session file can cause nnn to write data beyond the bounds of fixed-size global buffers when loaded with the -s option. An attacker who...

CVE-2026-65609

nnn (a terminal file manager) is vulnerable to an out-of-bounds write caused by insufficient validation of attacker-controlled length fields when deserializing a session file. Loading a crafted session file with the -s option allows an attacker who can place a file in the victim's nnn session dir...

CVE-2026-65609 Out-of-bounds write in nnn

nnn is vulnerable to Out-of-Bound write vulnerability. Due to lack of validation of attacker-controlled length fields deserialized from a session file, a crafted session file can cause nnn to write data beyond the bounds of fixed-size global buffers when loaded with the -s option. An attacker who...

PT-2026-78361

Name of the Vulnerable Software and Affected Versions nnn version 5.2 Description An Out-of-Bound write issue exists due to insufficient validation of attacker-controlled length fields during the deserialization of session files. When a crafted session file is loaded using the -s option, the...

PYSEC-2026-2473 fast-mcp-telegram: Bearer token path traversal bypasses reserved Telegram session protection

Summary fast-mcp-telegram validates HTTP Bearer tokens by joining the raw token string into a session-file path. The verifier rejects the exact reserved token telegram, but it does not reject path separators or normalize the path before checking whether the session file exists. A remote HTTP clie...

9router's Hardcoded Default fallback JWT Secret Allows Authentication Bypass

Summary 9router uses a publicly known hardcoded string "9router-default-secret-change-me" as the fallback of JWT secret for all Dashboard session JWTs when the JWTSECRET environment variable is not set. Because this secret is committed in the public repository and unchanged across all releases, a...

fast-mcp-telegram: Bearer token path traversal bypasses reserved Telegram session protection

Summary fast-mcp-telegram validates HTTP Bearer tokens by joining the raw token string into a session-file path. The verifier rejects the exact reserved token telegram, but it does not reject path separators or normalize the path before checking whether the session file exists. A remote HTTP clie...

GHSA-RXW2-PC8J-VXWM fast-mcp-telegram: Bearer token path traversal bypasses reserved Telegram session protection

Summary fast-mcp-telegram validates HTTP Bearer tokens by joining the raw token string into a session-file path. The verifier rejects the exact reserved token telegram, but it does not reject path separators or normalize the path before checking whether the session file exists. A remote HTTP clie...

CVE-2019-25741

Mobatek MobaXterm 12.1 contains a structured exception handling SEH based buffer overflow vulnerability in the username field of session files that allows remote attackers to execute arbitrary code. Attackers can craft a malicious MobaXterm sessions file with overflow data that triggers the...

CVE-2019-25741 Mobatek MobaXterm 12.1 Buffer Overflow via Sessions File

Mobatek MobaXterm 12.1 contains a structured exception handling SEH based buffer overflow vulnerability in the username field of session files that allows remote attackers to execute arbitrary code. Attackers can craft a malicious MobaXterm sessions file with overflow data that triggers the...

CVE-2019-25741

Mobatek MobaXterm 12.1 contains a structured exception handling SEH based buffer overflow vulnerability in the username field of session files that allows remote attackers to execute arbitrary code. Attackers can craft a malicious MobaXterm sessions file with overflow data that triggers the...

EUVD-2026-32958

pyLoad is a free and open-source download manager written in Python. Prior to 0.5.0b3.dev100, the fix for CVE-2026-33509 prevents setting storagefolder inside PKGDIR or userdir, but does NOT protect the Flask session directory /tmp/pyLoad/flask. An authenticated attacker can set storagefolder to...