CVE-2026-25885 PolarLearn allows Unauthenticated WebSocket access allows subscribing to and posting in arbitrary group chats

PolarLearn is a free and open-source learning program. In 0-PRERELEASE-16 and earlier, the group chat WebSocket at wss://polarlearn.nl/api/v1/ws can be used without logging in. An unauthenticated client can subscribe to any group chat by providing a group UUID, and can also send messages to any...

CVE-2026-25885 PolarLearn allows Unauthenticated WebSocket access allows subscribing to and posting in arbitrary group chats

PolarLearn is a free and open-source learning program. In 0-PRERELEASE-16 and earlier, the group chat WebSocket at wss://polarlearn.nl/api/v1/ws can be used without logging in. An unauthenticated client can subscribe to any group chat by providing a group UUID, and can also send messages to any...

CVE-2026-25885 PolarLearn allows Unauthenticated WebSocket access allows subscribing to and posting in arbitrary group chats

PolarLearn is a free and open-source learning program. In 0-PRERELEASE-16 and earlier, the group chat WebSocket at wss://polarlearn.nl/api/v1/ws can be used without logging in. An unauthenticated client can subscribe to any group chat by providing a group UUID, and can also send messages to any...

CVE-2026-25885

CVE-2026-25885 affects PolarLearn: the group chat WebSocket (wss://polarlearn.nl/api/v1/ws) allowed unauthenticated clients to subscribe to and post in any group chat, storing messages in the chatContent. This is described for 0-PRERELEASE-16 and earlier. The vulnerability is unpatched/undetailed...

CVE-2026-25885

PolarLearn is a free and open-source learning program. In 0-PRERELEASE-16 and earlier, the group chat WebSocket at wss://polarlearn.nl/api/v1/ws can be used without logging in. An unauthenticated client can subscribe to any group chat by providing a group UUID, and can also send messages to any...

A one-prompt attack that breaks LLM safety alignment

Large language models LLMs and diffusion models now power a wide range of applications, from document assistance to text-to-image generation, and users increasingly expect these systems to be safety-aligned by default. Yet safety alignment is only as robust as its weakest failure mode. Despite...

PolarLearn 访问控制错误漏洞

PolarLearn is an online learning platform developed by PolarNL. Versions of PolarLearn prior to 0-PRERELEASE-16 contain access control vulnerability issues. This vulnerability stems from the use of WebSocket in group chats without the need for login, which may allow unverified clients to subscrib...

PT-2026-7166

Name of the Vulnerable Software and Affected Versions PolarLearn versions prior to 0-PRERELEASE-16 Description PolarLearn is a free and open-source learning program. The group chat WebSocket at wss://polarlearn.nl/api/v1/ws can be used without authentication. An unauthenticated client can subscri...

CVE-2026-2070

A vulnerability has been found in UTT 进取 520W 1.7.7-180627. The affected element is the function strcpy of the file /goform/formPolicyRouteConf. Such manipulation of the argument GroupName leads to buffer overflow. The attack can be executed remotely. The exploit has been disclosed to the public...

CVE-2026-2067

A security vulnerability has been detected in UTT 进取 520W 1.7.7-180627. This vulnerability affects the function strcpy of the file /goform/formTimeGroupConfig. The manipulation of the argument year1 leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed...

CVE-2026-2066

A weakness has been identified in UTT 进取 520W 1.7.7-180627. This affects the function strcpy of the file /goform/formIpGroupConfig. Executing a manipulation of the argument groupName can lead to buffer overflow. The attack can be launched remotely. The exploit has been made available to the publi...

CVE-2026-24050

Zulip is an open-source team collaboration tool. From 5.0 to before 11.5, some administrative actions on the user profile were susceptible to stored XSS in group names or channel names. Exploiting these vulnerabilities required the user explicitly interacting with the problematic object. This...

CVE-2026-2086

A vulnerability was detected in UTT HiPER 810G up to 1.7.7-171114. Affected by this vulnerability is the function strcpy of the file /goform/formFireWall of the component Management Interface. The manipulation of the argument GroupName results in buffer overflow. The attack can be launched...

CVE-2026-2070

A vulnerability has been found in UTT 进取 520W 1.7.7-180627. The affected element is the function strcpy of the file /goform/formPolicyRouteConf. Such manipulation of the argument GroupName leads to buffer overflow. The attack can be executed remotely. The exploit has been disclosed to the public...

CVE-2026-2070 UTT 进取 520W formPolicyRouteConf strcpy buffer overflow

A vulnerability has been found in UTT 进取 520W 1.7.7-180627. The affected element is the function strcpy of the file /goform/formPolicyRouteConf. Such manipulation of the argument GroupName leads to buffer overflow. The attack can be executed remotely. The exploit has been disclosed to the public...

CVE-2026-2070

UTT 进取 520W 1.7.7-180627 is affected by a buffer overflow in the strcpy usage inside /goform/formPolicyRouteConf, triggered by manipulating the GroupName argument. This remote vulnerability could lead to high impact on confidentiality, integrity, and availability as indicated by the CVSS metrics,...

CVE-2026-2070 UTT 进取 520W formPolicyRouteConf strcpy buffer overflow

A vulnerability has been found in UTT 进取 520W 1.7.7-180627. The affected element is the function strcpy of the file /goform/formPolicyRouteConf. Such manipulation of the argument GroupName leads to buffer overflow. The attack can be executed remotely. The exploit has been disclosed to the public...

CVE-2026-2066

A weakness has been identified in UTT 进取 520W 1.7.7-180627. This affects the function strcpy of the file /goform/formIpGroupConfig. Executing a manipulation of the argument groupName can lead to buffer overflow. The attack can be launched remotely. The exploit has been made available to the publi...

CVE-2026-2067

A security vulnerability has been detected in UTT 进取 520W 1.7.7-180627. This vulnerability affects the function strcpy of the file /goform/formTimeGroupConfig. The manipulation of the argument year1 leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed...

CVE-2026-2067

CVE-2026-2067 affects UTT 520W (version 1.7.7-180627). The flaw is a buffer overflow in the strcpy usage of /goform/formTimeGroupConfig’s handling of the year1 argument. This remote-facing condition can be triggered by manipulating input, with the exploit reportedly disclosed publicly. The CVSS d...