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A vulnerability identified as critical has been detected in Linux Kernel up to 7.0.12. This impacts the function netlbl_unlabel_addrinfo_get of the component netlabel. Performing a manipulation of the argument mask results in information disclosure. This vulnerability is reported as CVE-2026-53238. The attacker must have access to the local network to execute the attack. No exploit exists. You should upgrade the affected component.

A vulnerability marked as critical has been reported in Linux Kernel up to 7.0.12. This vulnerability affects unknown code of the component ipv4. This manipulation causes privilege escalation. This vulnerability appears as CVE-2026-53249. The attacker needs to be present on the local network. There is no available exploit. It is suggested to upgrade the affected component.

A vulnerability has been found in Linux Kernel up to 7.0.12 and classified as critical. This issue affects the function lowpan_iphc_mcast_ctx_addr_compress of the component 6lowpan. The manipulation of the argument s6_addr leads to off-by-one. This vulnerability is uniquely identified as CVE-2026-53263. The attack can only be initiated within the local network. No exploit exists. The affected component should be upgraded.

A vulnerability, which was classified as critical, has been found in Linux Kernel up to 6.1.175/6.6.142/6.12.93/6.18.35/7.0.12. Impacted is the function __smc_setsockopt of the component net. The manipulation leads to denial of service. This vulnerability is traded as CVE-2026-53274. An attack has to be approached locally. There is no exploit available. It is advisable to upgrade the affected component.

A vulnerability classified as critical has been found in Linux Kernel up to 6.12.93/6.18.35/7.0.12. This vulnerability affects the function z_erofs_decompress_kickoff of the component erofs. Performing a manipulation of the argument sync_decompress results in use after free. This vulnerability is reported as CVE-2026-53272. The attacker must have access to the local network to execute the attack. No exploit exists. It is recommended to upgrade the affected component.

A vulnerability has been found in Linux Kernel up to 6.6.142/6.12.93/6.18.35/7.0.12 and classified as critical. The impacted element is the function smb2_oplock_break_noti of the component ksmbd. This manipulation of the argument conn causes improper locking. This vulnerability is handled as CVE-2026-53271. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

A vulnerability marked as critical has been reported in Linux Kernel up to 7.0.12. Affected by this issue is some unknown functionality of the component netfilter. This manipulation causes deserialization. This vulnerability is registered as CVE-2026-53269. The attack requires access to the local network. No exploit is available. It is suggested to upgrade the affected component.

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The US Cybersecurity and Infrastructure Security Agency (CISA) is warning about yet another Langflow vulnerability (CVE-2026-55255) leveraged by attackers in the wild. The flaw was added to the agency’s Known Exploited Vulnerabilities catalog on Tuesday, July 7, nearly two weeks after the Sysdig Threat Research Team observed it being actively targeted. CVE-2026-55255 exploited Langflow is an open-source visual framework for building AI agents and workflows, widely used by individual developers, enterprises, and service providers. CVE-2026-55255 … More →

The post Attackers using Langflow flaw for credential harvesting (CVE-2026-55255) appeared first on Help Net Security.

Specops Software explains how AI is making service desk impersonation attacks more convincing, personalized, and scalable, along with practical steps organizations can take to strengthen onboarding and identity verification. [...]

A vulnerability identified as very critical has been detected in Fortinet FortiOS, FortiPAM and FortiProxy. Impacted is an unknown function of the component HTTP Request Handler. Performing a manipulation results in out-of-bounds write. This vulnerability was named CVE-2023-42789. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

A vulnerability labeled as critical has been found in Fortinet FortiOS, FortiProxy, FortiSwitchManager and FortiPAM. The affected element is an unknown function of the component HTTP Request Handler. Executing a manipulation can lead to stack-based buffer overflow. The identification of this vulnerability is CVE-2023-42790. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

A vulnerability labeled as problematic has been found in zephyrproject-rtos Zephyr up to 4.3. This impacts the function tcp_recv of the component TCP Connection Handler. The manipulation results in null pointer dereference. This vulnerability is identified as CVE-2026-5590. The attack can be executed remotely. There is not any exploit available.

A vulnerability described as problematic has been identified in Fortinet FortiSOAR on-premise and FortiSOAR PaaS. This affects an unknown part. The manipulation results in cleartext transmission of sensitive information. This vulnerability was named CVE-2026-22155. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is recommended.

A vulnerability categorized as problematic has been discovered in Fortinet FortiSOAR PaaS and FortiSOAR on-premise up to 7.3.3/7.4.5/7.5.1/7.6.2. Affected by this issue is some unknown functionality of the component Secure Message Handler. Executing a manipulation can lead to cleartext transmission of sensitive information. This vulnerability appears as CVE-2026-21742. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

A vulnerability was found in zephyrproject-rtos Zephyr up to 4.3 and classified as problematic. Affected is an unknown function of the component PTP_MSG_MANAGEMENT Message Handler. The manipulation results in infinite loop. This vulnerability is identified as CVE-2026-5072. The attack can be executed remotely. There is not any exploit available.

A vulnerability categorized as problematic has been discovered in MIT Kerberos 5 up to 1.22.2. Affected by this vulnerability is the function gss_accept_sec_context of the file /etc/gss/mech of the component NegoEx Mechanism Handler. Executing a manipulation can lead to null pointer dereference. This vulnerability is registered as CVE-2026-40355. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

A vulnerability, which was classified as critical, has been found in MIT Kerberos 5 up to 1.22.2. The impacted element is the function gss_accept_sec_context of the file /etc/gss/mech. The manipulation leads to integer underflow. This vulnerability is uniquely identified as CVE-2026-40356. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

A vulnerability classified as critical was found in zephyrproject-rtos Zephyr up to 4.3. This impacts the function tls_session_store/tls_session_restore of the file subsys/net/lib/sockets/sockets_tls.c. Executing a manipulation can lead to out-of-bounds write. This vulnerability is registered as CVE-2026-5066. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is advised.

A vulnerability has been found in zephyrproject-rtos Zephyr up to 4.3 and classified as problematic. This affects the function socketcan_frame. Performing a manipulation results in out-of-bounds read. This vulnerability is cataloged as CVE-2026-5071. The attack must be initiated from a local position. There is no exploit available.