CVE-2026-49256 Discourse: Hidden tag names leaked via category serializers

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, restricted tag and tag-group names attached to publicly readable categories as allowedtags, allowedtaggroups, or required tag groups could leak to anonymous and unauthorized users through categor...

CVE-2026-49256

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, restricted tag and tag-group names attached to publicly readable categories as allowedtags, allowedtaggroups, or required tag groups could leak to anonymous and unauthorized users through categor...

RLSA-2026:36733 Moderate: cups security update

The Common UNIX Printing System CUPS provides a portable printing layer for Linux, UNIX, and similar operating systems. Security Fixes: cups: OpenPrinting CUPS: Shared PostScript queue lets anonymous Print-Job requests reach lp code execution over the network CVE-2026-34980 For more details about...

CVE-2026-12516

The Fediverse Embeds WordPress plugin before 1.5.8 does not validate the destination of the server-side request performed by an unauthenticated media-proxying endpoint, allowing anonymous users to make the site fetch arbitrary URLs, including internal and private-network addresses, and read back...

PT-2026-56997

Name of the Vulnerable Software and Affected Versions Discourse versions prior to 2026.6.0 Discourse versions prior to 2026.5.1 Discourse versions prior to 2026.4.2 Discourse versions prior to 2026.1.5 Description Restricted tag and tag-group names attached to publicly readable categories as...

RockyLinux 8 : cups (RLSA-2026:36733)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:36733 advisory. cups: OpenPrinting CUPS: Shared PostScript queue lets anonymous Print-Job requests reach lp code execution over the network CVE-2026-34980 Tenable has extracted...

RHEL 8 : cups (RHSA-2026:36733)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:36733 advisory. The Common UNIX Printing System CUPS provides a portable printing layer for Linux, UNIX, and similar operating systems. Security Fixes: cups:...

AlmaLinux 8 : cups (ALSA-2026:36733)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:36733 advisory. cups: OpenPrinting CUPS: Shared PostScript queue lets anonymous Print-Job requests reach lp code execution over the network CVE-2026-34980 Tenable has extracted t...

Moderate: Red Hat Security Advisory: cups security update

An update for cups is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...

CVE-2026-56284

Capgo Cap-go/capgo before 12.128.2 contains an information disclosure vulnerability in the Supabase PostgREST RPC function public.gettotalmetricsorgid, which is callable by the anon role using only the public sbpublishable key. An unauthenticated attacker can probe organization existence and leak...

ALSA-2026:36733 Moderate: cups security update

The Common UNIX Printing System CUPS provides a portable printing layer for Linux, UNIX, and similar operating systems. Security Fixes: cups: OpenPrinting CUPS: Shared PostScript queue lets anonymous Print-Job requests reach lp code execution over the network CVE-2026-34980 For more details about...

Moderate: cups security update

The Common UNIX Printing System CUPS provides a portable printing layer for Linux, UNIX, and similar operating systems. Security Fixes: cups: OpenPrinting CUPS: Shared PostScript queue lets anonymous Print-Job requests reach lp code execution over the network CVE-2026-34980 For more details about...

GHSA-2VG6-77G8-24MP Better Auth: Stale sessions persist after user deletion across admin, anonymous, and SCIM flows

Am I affected? Users are affected if all of the following are true: - They configure secondaryStorage on betterAuth... Redis, KV, or any external session cache. - session.storeSessionInDatabase is left unset or set to false the default. - Their application's deployment uses one or more of: - The...

PYSEC-2026-1689 Nautobot may allows uploaded media files to be accessible without authentication

Impact Files uploaded by users to Nautobot's MEDIAROOT directory, including DeviceType image attachments as well as images attached to a Location, Device, or Rack, are served to users via a URL endpoint that was not enforcing user authentication. As a consequence, such files can be retrieved by...

PYSEC-2026-2076 Access control vulnerable to user data deletion by anonynmous users

Impact Anonymous users can delete the user data maintained by an AccessControl.userfolder.UserFolder which may prevent any privileged access. Patches The problem is fixed in version 7.2. Workarounds The problem can be fixed by adding dataroles = to AccessControl.userfolder.UserFolder. References...

PYSEC-2026-1687 Unauthenticated views may expose information to anonymous users

Impact A number of Nautobot URL endpoints were found to be improperly accessible to unauthenticated anonymous users, including the following: - /api/graphql/ 1 - /api/users/users/session/ Nautobot 2.x only; the only information exposed to an anonymous user is which authentication backend classes...

PYSEC-2026-2049 Denial of service via regular expression

Impact All historical installations of django-wiki are vulnerable to maliciously crafted article content, that can cause severe use of server CPU through a regular expression loop. Patches Workarounds Close off access to create and edit articles by anonymous users. References Are there any links...

PYSEC-2026-1494 Kinto Attachment's attachments can be replaced on read-only records

Impact The attachment file of an existing record can be replaced if the user has "read" permission on one of the parent collection or bucket. And if the "read" permission is given to "system.Everyone" on one of the parent, then the attachment can be replaced on a record using an anonymous request...

PYSEC-2026-897 Plone anonymous access to sub-objects in CMFEditions where KwAsAttributes classes were publishable

The CMFEditions component 2.x in Plone 4.0.x through 4.0.9, 4.1, and 4.2 through 4.2a2 does not prevent the KwAsAttributes classes from being publishable, which allows remote attackers to access sub-objects via unspecified vectors, a different vulnerability than CVE-2011-3587...

Linux Distros Unpatched Vulnerability : CVE-2025-71385

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Netdata before 2.3.1 reflects the user-supplied love query parameter of the api/v2/ilove.svg and api/v3/ilove.svg endpoints verbatim into the generated SVG...