Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: wan: farsync: Fix use-after-free bugs caused by unfinished tasklets When the FarSync T-series card is being detached, the fstcardinfo is deallocated in fstremoveone. However, the fsttxtask or fstinttask may still be running ...

Cisco Catalyst SD-WAN Manager API Authentication Bypass Vulnerability (cisco-sa-sdwan-webauth-xr8beuuU)

According to its self-reported version, Cisco SD-WAN Viptela Software is affected by a vulnerability. - An authentication bypass vulnerability exists in the API session-based authentication management of Cisco Catalyst SD-WAN Manager due to improper handling of URI encoding hex encoding in HTTP...

CVE-2026-102294

TP-Link TL-WR841N contains an authenticated OS command injection vulnerability in the IPv6 WAN configuration. A crafted IPv6 Gateway value is improperly incorporated into a system command, allowing an authenticated administrator to execute arbitrary operating system commands. Successful...

CVE-2026-102294

The TP-Link TL-WR841N router is susceptible to an authenticated OS command injection vulnerability within the IPv6 WAN configuration . The root cause is the improper incorporation of a crafted IPv6 Gateway value into a system command. This allows an authenticated administrator to execute arbitrar...

CVE-2026-102294 Authenticated OS Command Injection in TL-WR841N IPv6 WAN Configuration

TP-Link TL-WR841N contains an authenticated OS command injection vulnerability in the IPv6 WAN configuration. A crafted IPv6 Gateway value is improperly incorporated into a system command, allowing an authenticated administrator to execute arbitrary operating system commands. Successful...

CVE-2026-102294 Authenticated OS Command Injection in TL-WR841N IPv6 WAN Configuration

TP-Link TL-WR841N contains an authenticated OS command injection vulnerability in the IPv6 WAN configuration. A crafted IPv6 Gateway value is improperly incorporated into a system command, allowing an authenticated administrator to execute arbitrary operating system commands. Successful...

EUVD-2026-90974

TP-Link TL-WR841N contains an authenticated OS command injection vulnerability in the IPv6 WAN configuration. A crafted IPv6 Gateway value is improperly incorporated into a system command, allowing an authenticated administrator to execute arbitrary operating system commands. Successful...

CISA Adds Exploited Cisco Catalyst SD-WAN Manager Auth Bypass to KEV

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Wednesday added a critical authentication bypass flaw impacting Cisco Catalyst SD-WAN Manager to its Known Exploited Vulnerabilities KEV, following reports of active exploitation. The vulnerability, tracked as CVE-2026-76504 CVSS...

PT-2026-103951

Name of the Vulnerable Software and Affected Versions TP-Link TL-WR841N affected versions not specified Description An authenticated OS command injection exists in the IPv6 WAN configuration. This occurs when a crafted value provided to the IPv6 Gateway is improperly incorporated into a system...

The vulnerability of the application software interface of the Cisco Catalyst SD-WAN Manager allows a perpetrator to bypass existing security mechanisms and gain unauthorized access to protected information.

The vulnerability of the application software interface of the Cisco Catalyst SD-WAN Manager is related to improper handling of data with encoded URLs. Exploiting this vulnerability allows an attacker to bypass existing security mechanisms and gain unauthorized access to protected information by...

CVE-2026-102294: Improper Neutralization of Special Elements used in an OS Command

TP-Link TL-WR841N contains an authenticated OS command injection vulnerability in the IPv6 WAN configuration. A crafted IPv6 Gateway value is improperly incorporated into a system command, allowing an authenticated administrator to execute arbitrary operating system commands. Successful...

Exploit for CVE-2026-76504

Cisco Catalyst SD-WAN Manager — CVE-2026-76504 Unauthenticate...

Cisco Warns of Attackers Exploiting Critical Authentication Bypass in SD-WAN Manager

Attackers are exploiting a new critical zero-day flaw in Cisco Catalyst SD-WAN Manager, the system companies use to manage their Cisco SD-WAN networks, Cisco said in an advisory on September 30. The flaw, CVE-2026-76504 , could allow a remote attacker with no login access to use the Manager's API...

CVE-2026-103397

OpenSave before 2.4.0-beta.1 fails to validate sender identity in WAN relay requests, allowing unpaired room members to impersonate paired devices by spoofing the RelayMessage From field. Attackers who know the room code can join, read paired peer identifiers from announcements, and send forged...

Critical Cisco Catalyst SD-WAN Manager API authentication bypass exploited in the wild (CVE-2026-76504)

Overview On September 30, 2026, Cisco published a security advisory for CVE-2026-76504, a critical API authentication bypass vulnerability affecting Cisco Catalyst SD-WAN Manager. The vulnerability has a CVSSv3.1 score of 9.8 and results from improper handling of URL encoding CWE-177. An...

CVE-2026-103397 OpenSave before 2.4.0-beta.1 Authentication Bypass via Spoofed Relay Sender

OpenSave before 2.4.0-beta.1 fails to validate sender identity in WAN relay requests, allowing unpaired room members to impersonate paired devices by spoofing the RelayMessage From field. Attackers who know the room code can join, read paired peer identifiers from announcements, and send forged...

EUVD-2026-89992

OpenSave before 2.4.0-beta.1 fails to validate sender identity in WAN relay requests, allowing unpaired room members to impersonate paired devices by spoofing the RelayMessage From field. Attackers who know the room code can join, read paired peer identifiers from announcements, and send forged...

CVE-2026-103397 OpenSave before 2.4.0-beta.1 Authentication Bypass via Spoofed Relay Sender

OpenSave before 2.4.0-beta.1 fails to validate sender identity in WAN relay requests, allowing unpaired room members to impersonate paired devices by spoofing the RelayMessage From field. Attackers who know the room code can join, read paired peer identifiers from announcements, and send forged...

Kwetsbaarheid verholpen in Cisco Catalyst SD-WAN Manager

Cisco has identified a vulnerability in the Cisco Catalyst SD-WAN Manager. This vulnerability resides in an API of the Cisco Catalyst SD-WAN Manager. Due to improper handling of URI encoding, unauthorized malicious actors can circumvent authentication mechanisms. This allows malicious...

CVE-2026-76504

A vulnerability in the API session-based authentication management of Cisco Catalyst SD-WAN Manager could allow an unauthenticated, remote attacker to access an affected system with privileges of the admin user. This vulnerability is due to improper handling of URI encoding in an HTTP request,...