Weblate: Privilege escalation in the user API endpoint

Impact The user patching API endpoint didn't properly limit the scope of edits. Patches https://github.com/WeblateOrg/weblate/pull/18687 References Thanks to @tikket1 and @DavidCarliez for reporting this via GitHub. We received two individual reports for this...

CVE-2026-6270

Summary : The vulnerability affects the Node.js module @fastify/middie, specifically versions 9.3.1 and earlier. The root cause is that inherited middleware is not registered on child plugin engine instances, so when a Fastify app registers authentication middleware in a parent scope and then loa...

@fastify/express's middleware path doubling causes authentication bypass in child plugin scopes

Summary @fastify/express v4.0.4 contains a path handling bug in the onRegister function that causes middleware paths to be doubled when inherited by child plugins. This results in complete bypass of Express middleware security controls for all routes defined within child plugin scopes that share ...

GHSA-HRWM-HGMJ-7P9C @fastify/express's middleware path doubling causes authentication bypass in child plugin scopes

Summary @fastify/express v4.0.4 contains a path handling bug in the onRegister function that causes middleware paths to be doubled when inherited by child plugins. This results in complete bypass of Express middleware security controls for all routes defined within child plugin scopes that share ...

Template Injection

Overview Affected versions of this package are vulnerable to Template Injection due to the TemplateEngine's improper restriction of accessible object scope during expression evaluation. An attacker can inject into sensitive objects to execute unauthorized actions. Remediation Upgrade...

Improper restriction of the scope of accessible objects in Thymeleaf expressions

Impact A security bypass vulnerability exists in the expression execution mechanisms of Thymeleaf up to and including 3.1.3.RELEASE. Although the library provides mechanisms to prevent expression injection, it fails to properly restrict the scope of accessible objects, allowing specific potential...

Template Injection

Overview Affected versions of this package are vulnerable to Template Injection due to the TemplateEngine's improper restriction of accessible object scope during expression evaluation. An attacker can inject into sensitive objects to execute unauthorized actions. Remediation Upgrade...

GHSA-R4V4-5MWR-2FWR Improper restriction of the scope of accessible objects in Thymeleaf expressions

Impact A security bypass vulnerability exists in the expression execution mechanisms of Thymeleaf up to and including 3.1.3.RELEASE. Although the library provides mechanisms to prevent expression injection, it fails to properly restrict the scope of accessible objects, allowing specific potential...

PYSEC-2026-155

Weblate is a web based localization tool. In versions prior to 5.17, the user patching API endpoint didn't properly limit the scope of edits. This issue has been fixed in version 5.17...

PYSEC-2026-155

Weblate is a web based localization tool. In versions prior to 5.17, the user patching API endpoint didn't properly limit the scope of edits. This issue has been fixed in version 5.17...

CVE-2026-34393

Weblate is a web based localization tool. In versions prior to 5.17, the user patching API endpoint didn't properly limit the scope of edits. This issue has been fixed in version 5.17...

EUVD-2026-22809

Serendipity has a Host Header Injection allows authentication cookie scoping to attacker-controlled domain in functionsconfig.inc.php...

EUVD-2026-22663

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a DOM-based Cross-Site Scripting XSS vulnerability. An attacker could exploit this issue by manipulating the DOM environment to execute malicious JavaScript within the context of the victim's browser. Exploitation of this issue...

EUVD-2026-22667

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction. Scope is changed...

CVE-2026-27303

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must visit a maliciously craft...

CVE-2026-27243

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a reflected Cross-Site Scripting XSS vulnerability. An attacker could exploit this vulnerability to inject malicious scripts into a web page, potentially gaining elevated access or control over the victim's account or session...

CVE-2026-27303

Adobe Connect (versions 2025.3, 12.10 and earlier) is affected by a Deserialization of Untrusted Data vulnerability (CVE-2026-27303) that could lead to arbitrary code execution in the context of the current user. Exploitation does not require user interaction. The vulnerability is described as ha...

CVE-2026-27246

CVE-2026-27246 affects Adobe Connect versions 2025.3, 12.10 and earlier. It is a DOM-based Cross-Site Scripting (XSS) vulnerability where an attacker can manipulate the DOM to execute malicious JavaScript in the victim’s browser. Exploitation requires user interaction: the victim must visit a cra...

CVE-2026-34614

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a reflected Cross-Site Scripting XSS vulnerability. If an attacker is able to convince a victim to visit a URL referencing a vulnerable page, malicious JavaScript content may be executed within the context of the victim's browser...

CVE-2026-34615

Adobe Connect (versions 2025.3, 12.10 and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could lead to arbitrary code execution in the context of the current user. Exploitation does not require user interaction. Root cause: deserialization of untrusted data. Affec...