Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS in the RSCErrorHandler when redirect targets from untrusted sources are not properly validated. An attacker can execute arbitrary scripts in the context of the application by supplying a crafted redirect target...

GHSA-6G55-P6WH-862Q PostCSS: Arbitrary file read and information disclosure via attacker-controlled sourceMappingURL in CSS comments

Summary PostCSS's PreviousMap parses the / sourceMappingURL=PATH / comment from any CSS string passed to process and dereferences PATH against the local filesystem with no scheme, allowlist, or traversal check. An attacker who controls the CSS input can cause the host process to read any file...

Not Failing Securely ('Failing Open')

Overview next-auth is an Authentication for Next.js Affected versions of this package are vulnerable to Not Failing Securely 'Failing Open' in the auth process. An attacker can gain unauthorized access to protected resources by triggering a server-side configuration error that causes the auth...

GHSA-8FPG-XM3F-6CX3 Auth.js: Configuration errors can cause existence-based auth checks to fail open (auth object populated with an error)

Impact next-auth Auth.js v5 applications that gate access by checking only for the existence of the auth object — the pattern shown in the official session management / protecting resources guide — are affected. When the Auth.js configuration produces a server-side error, the auth object exposed ...

Auth.js: Configuration errors can cause existence-based auth checks to fail open (auth object populated with an error)

Impact next-auth Auth.js v5 applications that gate access by checking only for the existence of the auth object — the pattern shown in the official session management / protecting resources guide — are affected. When the Auth.js configuration produces a server-side error, the auth object exposed ...

UBUNTU-CVE-2026-65903

DOMPurify before 3.4.0 contains a logic error in the ADDTAGS function where short-circuit evaluation allows forbidden tags to bypass FORBIDTAGS restrictions. Attackers can craft input containing tags listed in FORBIDTAGS that are also added via ADDTAGS function, causing them to be retained in...

kernel: smb: client: fix OOB reads parsing symlink error response

A flaw was found in the Linux kernel's Server Message Block SMB client. A remote, untrusted server could send a specially crafted symlink error response, leading to an out-of-bounds read vulnerability. This could result in the disclosure of sensitive information from the kernel's memory to a loca...

Possible heap use-after-free in an error path when a DoT forwarded query is jostled out

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'dns-error-reporting: yes' leads to stack buffer overflow

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RLSA-2026:42919 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: crypto: afalg - zero initialize memory allocated via sockkmalloc CVE-2025-71113 kernel: Linux kernel: Denial of Service due to memory leak in tpm2loadcmd CVE-2025-71147 kernel:...

RLSA-2026:43307 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: crypto: afalg - zero initialize memory allocated via sockkmalloc CVE-2025-71113 kernel: scsi: core: Wake up the error handler when final completions race against each other CVE-2026-23110...

UBUNTU-CVE-2026-6390

A flaw was found in GNU nano's multi-buffer error message handling. When a user opens multiple files at startup and one triggers an ALERT-level error, a specially crafted filename containing printf format specifiers can be reinterpreted. This format string vulnerability may allow an attacker to...

CVE-2026-6390

CVE-2026-6390 affects GNU nano. The issue is a format string vulnerability in multi-buffer error handling: when opening multiple files at startup, a filename containing printf format specifiers can be reinterpreted, potentially enabling stack information disclosure, a crash (DoS), or arbitrary me...

CVE-2026-6390

A flaw was found in GNU nano's multi-buffer error message handling. When a user opens multiple files at startup and one triggers an ALERT-level error, a specially crafted filename containing printf format specifiers can be reinterpreted. This format string vulnerability may allow an attacker to...

CVE-2026-6390 Nano: gnu nano: arbitrary memory writes, information disclosure, or denial of service via format string vulnerability in error handling.

A flaw was found in GNU nano's multi-buffer error message handling. When a user opens multiple files at startup and one triggers an ALERT-level error, a specially crafted filename containing printf format specifiers can be reinterpreted. This format string vulnerability may allow an attacker to...

CVE-2026-16632

A flaw has been found in boazsegev facil.io up to 0.7.4. Affected is the function websocketonprotocolerror in the library lib/facil/http/parsers/websocketparser.h of the component WebSocket Frame Parser. This manipulation of the argument onmessage causes improper input validation. The attack can ...

PT-2026-64212

Name of the Vulnerable Software and Affected Versions React Router versions 6.4.0 through 7.17.0 Description In Framework Mode and Data Mode applications performing manual SSR Server-Side Rendering, a flaw exists where attacker-supplied input can overwrite specific aspects of errors caught during...

The vulnerability of the tad_pmu_init() function in the drivers/perf/marvell_cn10k_tad_pmu.c file of the Linux kernel performance monitoring driver allows a hacker to cause a system failure.

The vulnerability of the tadpmuinit function in the drivers/perf/marvellcn10ktadpmu.c file of the Linux kernel performance monitoring driver is related to state management errors. Exploiting this vulnerability could allow an attacker to cause a system failure...

The vulnerability of the pci_get_dev_wrapper() function in the drivers/edac/i10nm_base.c file of the EDAC driver for the Linux operating system allows a malicious actor to cause a service failure.

The vulnerability of the pcigetdevwrapper function in the drivers/edac/i10nmbase.c file of the EDAC driver for the Linux operating system is related to errors during link update. Exploiting this vulnerability could allow an attacker to cause a service failure...

PT-2026-64213

Name of the Vulnerable Software and Affected Versions React Router versions 7.11.0 through 7.17.0 Description The RSCErrorHandler lacks protocol validation, which allows redirects from untrusted sources. This can lead to a Cross-Site Scripting XSS vector—a technique where malicious scripts are...