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 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-2026-42344 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...

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...

PT-2026-39207

Name of the Vulnerable Software and Affected Versions FastGPT versions prior to 4.14.12 Description The isInternalAddress function in packages/service/common/system/utils.ts is susceptible to DNS rebinding, a Time-of-Check to Time-of-Use TOCTOU issue. The function validates a hostname by resolvin...

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-2026-41688

Wallos is an open-source, self-hostable personal subscription tracker. In versions 4.8.4 and prior, the incomplete SSRF fix in Wallos validates webhook URLs via gethostbyname but passes the original hostname to cURL without CURLOPTRESOLVE pinning on 10 of 11 outbound HTTP endpoints, leaving a DNS...

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...

EUVD-2026-28248

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-2026-41002

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...

PT-2026-38331

Name of the Vulnerable Software and Affected Versions Spring Cloud Config versions 3.1.0 through 3.1.13 Spring Cloud Config versions 4.1.0 through 4.1.9 Spring Cloud Config versions 4.2.0 through 4.2.6 Spring Cloud Config versions 4.3.0 through 4.3.2 Spring Cloud Config versions 5.0.0 through 5.0...

Duplicate Advisory: OpenClaw: OpenShell FS bridge writes stay pinned to the sandbox mount root

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-wppj-c6mr-83jj. This link is maintained to preserve external references. Original Description OpenClaw before 2026.4.22 contains a time-of-check/time-of-use race condition in OpenShell sandbox filesystem writes...

EUVD-2026-28190

OpenClaw before 2026.4.22 contains a time-of-check/time-of-use race condition in OpenShell sandbox filesystem writes that allows attackers to redirect writes outside the intended mount root. Attackers can exploit symlink swaps during filesystem operations to bypass sandbox restrictions and write...

CVE-2026-44113

OpenClaw before 2026.4.22 is affected by a time-of-check/time-of-use (TOCTOU) race in the OpenShell filesystem bridge. Attackers could exploit symlink swaps during filesystem operations to bypass sandbox restrictions and read files outside the intended mount root, exposing unauthorized data. Affe...