CVE-2026-41051 csync2 uses insecure temporary directories when compiled with C99 or later

csync2 uses insecure temporary directories when compiled with C99 or later, allowing for TOCTOU style attacks on the temporary directories...

CVE-2026-41051

csync2 uses insecure temporary directories when compiled with C99 or later, allowing for TOCTOU style attacks on the temporary directories...

Linbit csync2 安全漏洞

Linbit csync2 is a cluster synchronization tool developed by the Austrian company Linbit. It is primarily used to keep files synchronized across multiple hosts within a cluster. Linbit csync2 has a security vulnerability that stems from the use of insecure temporary directories during compilation...

CLSA-2026-1778599539 Fix CVE(s): CVE-2026-4878

SECURITY UPDATE: TOCTOU race condition in capsetfile - debian/patches/CVE-2026-4878.patch: open the target file and operate on /proc/self/fd/N so the inode is locked between the regular-file check and the xattr update - CVE-2026-4878...

CVE-2026-42346

Postiz is an AI social media scheduling tool. From version 2.16.6 to before version 2.21.7, all SSRF protections added in v2.21.4–v2.21.6 share a fundamental TOCTOU Time-of-Check-Time-of-Use vulnerability: isSafePublicHttpsUrl resolves DNS to validate the target IP, but subsequent fetch calls...

Unity Linux 20.1050e / 20.1070e Security Update: iSulad (UTSA-2026-017406)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017406 advisory. Time-of-check Time-of-use TOCTOU Race Condition vulnerability in openEuler iSulad on Linux allows Leveraging Time-of-Check and Time-of-Use TOCTOU Race Conditions. Th...

CVE-2026-41002

The base directory spring.cloud.config.server.git.basedir used by the Spring Cloud Config Server to clone Git repositories to is susceptible to time-of-check-time-of-use TOCTOU attacks. Spring Cloud Config 3.1.x: affected from 3.1.0 through 3.1.13 inclusive; upgrade to 3.1.14 or greater Enterpris...

CVE-2026-43433

A flaw was found in the Linux kernel's rustbinder component. If a local process gains the ability to write to its own virtual memory area VMA, it could exploit a time-of-check to time-of-use TOCTOU vulnerability. This allows the process to alter the offsets array during a transaction before it is...

CVE-2026-42346

Postiz is an AI social media scheduling tool. From version 2.16.6 to before version 2.21.7, all SSRF protections added in v2.21.4–v2.21.6 share a fundamental TOCTOU Time-of-Check-Time-of-Use vulnerability: isSafePublicHttpsUrl resolves DNS to validate the target IP, but subsequent fetch calls...

CVE-2026-42346 Postiz: TOCTOU DNS rebinding bypasses all SSRF URL validation paths

Postiz is an AI social media scheduling tool. From version 2.16.6 to before version 2.21.7, all SSRF protections added in v2.21.4–v2.21.6 share a fundamental TOCTOU Time-of-Check-Time-of-Use vulnerability: isSafePublicHttpsUrl resolves DNS to validate the target IP, but subsequent fetch calls...

CVE-2026-42346

Postiz is an AI social media scheduling tool. From version 2.16.6 to before version 2.21.7, all SSRF protections added in v2.21.4–v2.21.6 share a fundamental TOCTOU Time-of-Check-Time-of-Use vulnerability: isSafePublicHttpsUrl resolves DNS to validate the target IP, but subsequent fetch calls...

CVE-2026-42346

Postiz (AI social media scheduling tool) versions 2.16.6–2.21.6 contain a TOCTOU flaw in SSRF protections. isSafePublicHttpsUrl() resolves DNS to validate the target, but subsequent fetch() calls resolve DNS again, enabling DNS rebinding to internal addresses if an attacker controls DNS. This byp...

CVE-2026-42346 Postiz: TOCTOU DNS rebinding bypasses all SSRF URL validation paths

Postiz is an AI social media scheduling tool. From version 2.16.6 to before version 2.21.7, all SSRF protections added in v2.21.4–v2.21.6 share a fundamental TOCTOU Time-of-Check-Time-of-Use vulnerability: isSafePublicHttpsUrl resolves DNS to validate the target IP, but subsequent fetch calls...

CVE-2026-42344 FastGPT: DNS rebinding TOCTOU bypass in isInternalAddress allows SSRF on all protected endpoints

FastGPT is an AI Agent building platform. In versions 4.14.11 and prior, FastGPT's isInternalAddress function in packages/service/common/system/utils.ts is vulnerable to DNS rebinding TOCTOU — Time-of-Check to Time-of-Use. The function resolves the hostname via dns.resolve4/dns.resolve6 and check...

CVE-2026-42344

FastGPT is an AI Agent building platform. In versions 4.14.11 and prior, FastGPT's isInternalAddress function in packages/service/common/system/utils.ts is vulnerable to DNS rebinding TOCTOU — Time-of-Check to Time-of-Use. The function resolves the hostname via dns.resolve4/dns.resolve6 and check...

CVE-2026-42344 FastGPT: DNS rebinding TOCTOU bypass in isInternalAddress allows SSRF on all protected endpoints

FastGPT is an AI Agent building platform. In versions 4.14.11 and prior, FastGPT's isInternalAddress function in packages/service/common/system/utils.ts is vulnerable to DNS rebinding TOCTOU — Time-of-Check to Time-of-Use. The function resolves the hostname via dns.resolve4/dns.resolve6 and check...

CVE-2026-43433

In the Linux kernel, the following vulnerability has been resolved: rustbinder: avoid reading the written value in offsets array When sending a transaction, its offsets array is first copied into the target proc's vma, and then the values are read back from there. This is normally fine because th...

PT-2026-39145

Name of the Vulnerable Software and Affected Versions Akamai Guardicore Platform Agent versions 7.0 through 7.3.1 Akamai Zero Trust Client versions 6.0 through 6.1.5 Akamai Guardicore Platform Agent affected versions not specified Description Local privilege escalation is possible on Linux and...

CVE-2026-34354

Akamai Guardicore Platform Agent GPA and Zero Trust Client on Linux and macOS allow TOCTOU-based local privilege escalation. The GPA service creates an IPC socket in the world-writable /tmp directory. It accepts unauthenticated IPC control messages. This enables a TOCTOU vulnerability in the...

CVE-2026-34354

Akamai Guardicore Platform Agent GPA and Zero Trust Client on Linux and macOS allow TOCTOU-based local privilege escalation. The GPA service creates an IPC socket in the world-writable /tmp directory. It accepts unauthenticated IPC control messages. This enables a TOCTOU vulnerability in the...