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These are the top threats you should know about this week.

A vulnerability was found in open62541 1.5.5. It has been rated as critical. This affects the function responseReadNamespacesArray of the file src/client/ua_client_connect.c. This manipulation causes out-of-bounds read. This vulnerability is tracked as CVE-2026-67857. The attack is possible to be carried out remotely. No exploit exists.

A vulnerability was found in O2OA 10. It has been declared as problematic. The impacted element is an unknown function of the component Forum Posting. The manipulation results in cross site scripting. This vulnerability is identified as CVE-2026-52370. The attack can be executed remotely. There is not any exploit available.

A vulnerability was found in open62541 up to 1.5.5. It has been classified as problematic. The affected element is the function UA_Client_getRemoteDataTypes. The manipulation leads to resource consumption. This vulnerability is referenced as CVE-2026-67861. Remote exploitation of the attack is possible. No exploit is available.

A vulnerability was found in odysseus-dev Odysseus and classified as problematic. Impacted is an unknown function of the component Embedding Endpoint. Executing a manipulation can lead to server-side request forgery. The identification of this vulnerability is CVE-2026-70620. The attack may be launched remotely. There is no exploit available. Applying a patch is advised to resolve this issue.

A vulnerability has been found in Soliton Systems MailZen Management Portal 2.62/2.63 and classified as problematic. This issue affects some unknown processing. Performing a manipulation of the argument Role Name/First Name/Last Name/Username results in cross site scripting. This vulnerability was named CVE-2026-51144. The attack may be initiated remotely. There is no available exploit.

A vulnerability, which was classified as critical, was found in open62541 up to 1.5.5. This vulnerability affects unknown code of the component MDNSD backend. Such manipulation leads to buffer overflow. This vulnerability is uniquely identified as CVE-2026-67858. The attack can be launched remotely. No exploit exists.

A vulnerability, which was classified as problematic, has been found in TryGhost Ghost up to 6.54.0. This affects an unknown part of the component Admin API. This manipulation causes improper privilege management. This vulnerability is handled as CVE-2026-70590. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

A vulnerability classified as problematic was found in TryGhost Ghost up to 6.54.0. Affected by this issue is some unknown functionality. The manipulation results in improper input validation. This vulnerability is known as CVE-2026-70589. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is advised.

A vulnerability classified as critical has been found in open62541 up to 1.5.5. Affected by this vulnerability is an unknown functionality. The manipulation leads to resource consumption. This vulnerability is traded as CVE-2026-67856. It is possible to initiate the attack remotely. There is no exploit available.

A vulnerability described as problematic has been identified in Open62541. Affected is an unknown function of the component GDS. Executing a manipulation can lead to use after free. This vulnerability appears as CVE-2026-67855. The attack may be performed from remote. There is no available exploit.

A vulnerability marked as critical has been reported in odysseus-dev Odysseus. This impacts an unknown function of the component Embedding Backend. Performing a manipulation results in improper authorization. This vulnerability is reported as CVE-2026-70619. The attack is possible to be carried out remotely. No exploit exists. It is suggested to install a patch to address this issue.

A vulnerability labeled as problematic has been found in OpenSIPS up to 3.6.5. This affects the function handle_publish of the component Presence Module. Such manipulation leads to denial of service. This vulnerability is documented as CVE-2026-45084. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

A vulnerability identified as problematic has been detected in Vim up to 9.2.0389. The impacted element is the function vms_fixfilename of the file vim/src/os_vms.c. This manipulation causes code injection. This vulnerability is registered as CVE-2026-51401. The attack needs to be launched locally. No exploit is available.

A vulnerability categorized as problematic has been discovered in Vim up to 9.2.0389. The affected element is the function vms_fixfilename of the file vim/src/os_vms.c. The manipulation results in code injection. This vulnerability is cataloged as CVE-2026-51400. The attack must be initiated from a local position. There is no exploit available.

A vulnerability was found in TryGhost Ghost up to 6.54.0. It has been rated as problematic. Impacted is an unknown function of the component Universal Import feature. The manipulation leads to cross site scripting. This vulnerability is listed as CVE-2026-70588. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

A vulnerability was found in CJCOLLIER Google::Auth up to 0.8. It has been declared as problematic. This issue affects the function fetch_subject_token of the component URL Validation. Executing a manipulation of the argument credential_source.url/token_url can lead to server-side request forgery. This vulnerability is tracked as CVE-2026-66901. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

A vulnerability was found in open-webui Open WebUI up to 0.10.x. It has been classified as problematic. This vulnerability affects unknown code of the file src/lib/components/chat/Messages/Markdown/KatexRenderer.svelte of the component KaTeX Renderer. Performing a manipulation results in cross site scripting. This vulnerability is identified as CVE-2026-70492. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

A vulnerability was found in Open WebUI up to 0.10.x and classified as problematic. This affects an unknown part of the file backend/open_webui/utils/automations.py of the component Automation. Such manipulation leads to infinite loop. This vulnerability is referenced as CVE-2026-70489. It is possible to launch the attack remotely. No exploit is available. It is suggested to upgrade the affected component.

A vulnerability has been found in NASA cFS 7.0.1 and classified as very critical. Affected by this issue is some unknown functionality of the component Executive Services Dynamic Application Start Path Component. This manipulation causes improper access controls. The identification of this vulnerability is CVE-2026-67979. It is possible to initiate the attack remotely. There is no exploit available.