EUVD-2026-39156

sys/kern/sysvsem.c in OpenBSD through 7.9 has a use-after-free allowing local privilege escalation to root. This is a context switch use-after-free after tsleep in syssemget...

PT-2026-52158

Name of the Vulnerable Software and Affected Versions OpenBSD versions prior to 7.10 Description A use-after-free issue exists in the sys/kern/sysv sem.c file. This occurs during a context switch following the tsleep function within sys semget, which can be exploited to allow local privilege...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in XKB key types due to unchecked shift levels

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. The X server has multiple stack buffers sized XkbMaxShiftLevel XkbNumKbdGroups but CheckKeyTypes does not verify or clamp non-canonical key types to XkbMaxShiftLevel. A client can change key types to excessive shift...

Cisco Unified CM Flaw Exploited After PoC Reveals File-Write Path to Root

Threat actors have begun to exploit a recently disclosed critical security flaw impacting Cisco Unified Communications Manager Unified CM and Unified Communications Manager Session Management Edition Unified CM SME. The vulnerability, tracked as CVE-2026-20230 CVSS score: 8.6, is a case of improp...

Linux Distros Unpatched Vulnerability : CVE-2026-52943

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: skbuff: fix missing zerocopy reference in pskbcarve helpers pskbcarveinsideheader and pskbcarveinsidenonlinear both copy the old skbsharedinfo header into ...

EUVD-2026-38263

A path traversal attack when using a "configName" parameter in qSnapper before version 1.3.3 allowed a local attacker to use malicious config files for snapper and so cause a denial of service or potentially escalate privileges to root...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: use-after-free in FreeCounter()

A use-after-free flaw was found in the X.Org X server and Xwayland in FreeCounter. A client that sets up multiple SyncCounters and awaits on those triggers can trigger a use-after-free when destroying those counters via a second client connection. This may be used to crash the server, or for...

Astra Linux – Vulnerability in PHP 7.3

In PHP versions 7.3.x up to and including 7.3.31, 7.4.x below 7.4.25, and 8.0.x below 8.0.12, when running PHP FPM SAPI with the main FPM daemon process running as the root user and child worker processes running as lower-privileged users, it is possible for the child processes to access memory...

Astra Linux – Vulnerability in multipath-tools

In versions of multipath-tools from 0.7.0 to 0.9.x, up to 0.9.2, local users could obtain root access, either alone or in conjunction with CVE-2022-41973. Local users who had access to write to UNIX domain sockets could bypass access controls and manipulate the multipath setup. This could result ...

Astra Linux – Vulnerability in open-vm-tools

VMware Tools 12.0.0, 11.x.y, and 10.x.y contains a local privilege escalation vulnerability. A malicious actor with local non-administrative access to the guest OS can escalate privileges as a root user in the virtual machine...

Astra Linux – Vulnerability in Linux

The fs/seqfile.c file in the Linux kernel versions 3.16 through 5.13.x, prior to 5.13.4, does not properly restrict seq buffer allocations. This results in an integer overflow, an Out-of-bounds Write, and an escalation of privileges to the root user by an unprivileged user, identified as...

EUVD-2026-37184

In ExecuteGraph command handler of EdgeTPU firmware, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege with root privileges needed. User interaction is not needed for exploitation...

CISA Flags LiteSpeed cPanel Plugin Flaw Exploited for Root Privilege Escalation

The U.S. Cybersecurity and Infrastructure Security Agency CISA has added a security flaw impacting LiteSpeed cPanel Plugin to its Known Exploited Vulnerabilities KEV catalog, requiring Federal Civilian Executive Branch FCEB agencies to apply the fixes by June 18, 2026. The vulnerability in questi...

Cisco Catalyst SD-WAN Manager Arbitrary File Write (cisco-sa-sdwan-arbfw-c2rZvQ)

According to its self-reported version, Cisco SD-WAN Viptela Software is affected by a vulnerability. - A vulnerability in the web UI of Cisco Catalyst SD-WAN Manager, formerly SD-WAN vManage, could allow an authenticated, remote attacker to create a file or overwrite any file on the filesystem o...

CVE-2026-3623

IBM Netezza Performance Server Replication Services 3.0.2.0 through 3.0.5.0 allows an attacker with low‑privileged access to escalate their privileges to root. By exploiting this flaw, the attacker can execute root‑level commands, obtain a root shell, and change the root user’s password. Successf...

CVE-2026-20230

A vulnerability in Cisco Unified Communications Manager Unified CM and Cisco Unified Communications Manager Session Management Edition Unified CM SME could allow an unauthenticated, remote attacker to conduct server-side request forgery SSRF attacks through an affected device. This vulnerability ...

CVE-2026-50261

A use-after-free flaw was found in the X.Org X server and Xwayland in SyncChangeCounter. A client that sets up multiple SyncCounters can trigger a use-after-free when destroying those counters via a second client connection while changing those counters. This may be used to crash the server, or f...

CVE-2026-50259

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. XkbSetMapChecks declares a fixed-size stack buffer mapWidths256 indexed by key type index. The helper function CheckKeyTypes writes to this buffer at a client-controlled offset, allowing a stack buffer overflow. This...

CVE-2026-20230

A vulnerability in Cisco Unified Communications Manager Unified CM and Cisco Unified Communications Manager Session Management Edition Unified CM SME could allow an unauthenticated, remote attacker to conduct server-side request forgery SSRF attacks through an affected device. This vulnerability ...

CVE-2026-20230

A vulnerability in Cisco Unified Communications Manager Unified CM and Cisco Unified Communications Manager Session Management Edition Unified CM SME could allow an unauthenticated, remote attacker to conduct server-side request forgery SSRF attacks through an affected device. This vulnerability ...