CVE-2026-45691

A flaw was found in Nextcloud Server. An attacker could reuse a pre-two-factor authentication 2FA session cookie as a Bearer token. This allows them to authenticate against DAV endpoints, granting unauthorized read and write access and bypassing the mandatory two-factor authentication. Mitigation...

CVE-2026-45691

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie created after successful password authentication but before TOTP completion could be reused as a Bearer token to authenticat...

CVE-2026-45691

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie created after successful password authentication but before TOTP completion could be reused as a Bearer token to authenticat...

CVE-2026-45691 Nextcloud: Bypass of second factor authentication on DAV endpoints

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie created after successful password authentication but before TOTP completion could be reused as a Bearer token to authenticat...

CVE-2026-45691 Nextcloud: Bypass of second factor authentication on DAV endpoints

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie created after successful password authentication but before TOTP completion could be reused as a Bearer token to authenticat...

CVE-2026-45691

Summary: CVE-2026-45691 affects Nextcloud Server prior to 32.0.9 and 33.0.3, where a pre-2FA session cookie created after password auth but before TOTP could be reused as a Bearer token to access DAV endpoints, bypassing mandatory two-factor authentication and granting read/write access. Impact: ...

CVE-2026-45283 Nextcloud: Files Lock app allows users to lock and unlock files of other users

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.2, and 33.0.0 to before 33.0.1, the fileslock app did not properly validate the ownership of files when processing DAV lock and unlock requests. An authenticated user could lock or...

NextCloud Server Authorization Issues Vulnerability

NextCloud Server is an open-source NextCloud server program developed by NextCloud. Versions of NextCloud Server from 32.0.0 to 32.0.9 and from 33.0.0 to 33.0.3 contained vulnerabilities related to authorization. These vulnerabilities stemmed from the possibility that the session cookie, which...

PT-2026-45535

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, a pre-2FA session cookie created after successful password authentication but before TOTP completion could be reused as a Bearer token to authenticat...

nginx security update

An update is available for nginx. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list nginx is a web and proxy server supporting HTTP and other protocols, with a foc...

RLSA-2026:7002 Important: nginx security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files CVE-2026-32647 NGINX: NGINX: Denial of Service or file...

SUSE-SU-2026:21823-1 Security update for nginx

This update for nginx fixes the following issues: - CVE-2026-1642: plain text data injection into the response from an upstream proxied server bsc1257675. - CVE-2026-27654: buffer overflow in the NGINX worker process via the ngxhttpdavmodule module bsc1260416. - CVE-2026-27784: NGINX worker memor...

nginx:1.24 security update

1.24.0-3.0.1.1 - Remove Red Hat references Orabug: 29498217 1:1.24.0-3.1 - Resolves: RHEL-176224 - nginx:1.24/nginx: NGINX: Arbitrary Code Execution Vulnerability CVE-2026-42945 1:1.24.0-3 - Resolves: RHEL-157877 CVE-2026-32647 nginx:1.24/nginx: NGINX: Denial of Service or Code Execution via...

nginx security update

2:1.26.3-2.0.1.el101.2 - Reference oracle-indexhtml within Requires Orabug: 33802044 2:1.26.3-8 - Fix release number 2:1.26.3-7 - Resolves: RHEL-176217 - nginx: NGINX: Arbitrary Code 2:1.26.3-6 - Resolves: RHEL-157874 CVE-2026-32647 nginx: NGINX: Denial of Service or Code Execution via specially...

nginx security update

2:1.20.1-24.0.1.el97.3 - Reference oracle-indexhtml within Requires Orabug: 33802044 - Remove Red Hat references Orabug: 29498217 - Update upstream references Orabug: 36579090 2:1.20.1-24.3 - Resolves: RHEL-176230 - nginx: NGINX: Arbitrary Code Execution Vulnerability CVE-2026-42945 2:1.20.1-24.2...

MGASA-2026-0129 Updated apache packages fix security vulnerabilities

http2: double free and possible RCE on early reset. CVE-2026-23918 modrewrite elevation of privileges via apexpr. CVE-2026-24072 buffer overflow in modproxyajp via ajpmsgcheckheader. CVE-2026-28780 modmd unrestricted OCSP response. CVE-2026-29168 moddavlock indirect lock crash. CVE-2026-29169...

Updated apache packages fix security vulnerabilities

http2: double free and possible RCE on early reset. CVE-2026-23918 modrewrite elevation of privileges via apexpr. CVE-2026-24072 buffer overflow in modproxyajp via ajpmsgcheckheader. CVE-2026-28780 modmd unrestricted OCSP response. CVE-2026-29168 moddavlock indirect lock crash. CVE-2026-29169...

CLSA-2026-1778612609 httpd: Fix of 8 CVEs

CVE-2026-24072: use APEXPRFLAGRESTRICTED in htaccess - CVE-2026-29169: moddavlock: use the right davlockdiscovery - CVE-2026-33006: modauthdigest: use aprcryptoequals - CVE-2026-33007: modauthnsocache: validate URL earlier - CVE-2026-33523: scan outgoing status line for newlines and controls -...

CVE-2026-29169

A flaw was found in the moddavlock module of httpd. This vulnerability allows a remote unauthenticated attacker to crash the server due to a NULL pointer dereference via a specially crafted request. Mitigation Disabling moddavlock and restarting httpd will mitigate this flaw...

NGINX: NGINX: Denial of Service or file modification via buffer overflow in ngx_http_dav_module

A flaw was found in NGINX. A remote attacker can exploit a buffer overflow vulnerability within the ngxhttpdavmodule module. This occurs when the NGINX configuration uses DAV module MOVE or COPY methods in conjunction with prefix location and alias directives. Successful exploitation may lead to...