CVE-2026-58593

NodeBB is affected by CVE-2026-58593 where inbound ActivityPub objects are not correctly bound to the authenticated remote actor. The middleware verifies the HTTP-signature actor and origin of object.id but does not validate that attributedTo corresponds to the sender, treating attributedTo as a ...

CVE-2026-58027

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation AbuseFilter. This vulnerability is associated with program files includes/Api/QueryAbuseFilters.Php. This issue affects AbuseFilter: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9...

CVE-2026-58024

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiUserrights.Php. This issue affects MediaWiki: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9...

CVE-2026-58027

CVE-2026-58027 affects Wikimedia Foundation AbuseFilter. The issue arises in the QueryAbuseFilters.Php API, allowing an unauthenticated actor to see the hit count of private filters, which is hidden in the UI. Affected are AbuseFilter versions before 1.46.0, 1.45.4, 1.44.6, and 1.43.9. The CVSS b...

EUVD-2026-41045

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Actions/InfoAction.Php. This issue affects MediaWiki: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9...

CVE-2026-58024: Exposure of Sensitive Information to an Unauthorized Actor

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiUserrights.Php. This issue affects MediaWiki: from before 1.46.0, 1.45.4, 1.44.6, 1.43.9...

PT-2026-54922

Name of the Vulnerable Software and Affected Versions NodeBB affected versions not specified Description NodeBB fails to bind the claimed author of an inbound ActivityPub object to the authenticated remote actor. While the inbound middleware verifies the HTTP-signature actor and the origin of the...

PT-2026-54905

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiQueryAllUsers.Php, includes/Api/ApiQueryUsers.Php, includes/Permissions/PermissionManager.Php,...

PT-2026-55219

Name of the Vulnerable Software and Affected Versions @apify/actors-mcp-server versions prior to 0.10.11 Description An authority injection issue exists where the software constructs Actor standby URLs by concatenating a trusted base URL with an attacker-controlled webServerMcpPath variable witho...

CVE-2026-13930

Insufficient policy enforcement in Actor in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-13930

Insufficient policy enforcement in Actor in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-13930: Client-Side Enforcement of Server-Side Security

Insufficient policy enforcement in Actor in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page. Chromium security severity: Medium...

Malicious code in @e50/utils (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware 10a4c9b9b6682e1c953dc27df1a9f353955b087e65f242c7d03a20f32341dc87 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

GO-2026-5161 Grafana Tempo Operator Vulnerable to Exposure of Sensitive Information to an Unauthorized Actor in github.com/grafana/tempo-operator

Grafana Tempo Operator Vulnerable to Exposure of Sensitive Information to an Unauthorized Actor in github.com/grafana/tempo-operator...

New Mistic Backdoor Linked to KongTuke in ClickFix and ModeloRAT Campaigns

A new, stealthy backdoor named Mistic has been deployed as part of suspected financially motivated attacks aimed at multiple organizations spanning insurance, education, IT, and professional services sectors since April 2026. According to Symantec and Carbon Black's Threat Hunter Team, the...

CVE-2026-48028 Mastodon: Removal of integrity-protected JSON entries from signed activities

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.5.10, 4.4.17, and 4.3.23, Mastodon's normalization of incoming activities signed with Linked-Data Signatures does not sufficiently protect the activities from a certain class of spoofing, allowing threat actors...

CVE-2026-48028 Mastodon: Removal of integrity-protected JSON entries from signed activities

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.5.10, 4.4.17, and 4.3.23, Mastodon's normalization of incoming activities signed with Linked-Data Signatures does not sufficiently protect the activities from a certain class of spoofing, allowing threat actors...

CVE-2026-48028

Mastodon is a free, open-source social network server based on ActivityPub. Prior to 4.5.10, 4.4.17, and 4.3.23, Mastodon's normalization of incoming activities signed with Linked-Data Signatures does not sufficiently protect the activities from a certain class of spoofing, allowing threat actors...

CVE-2026-56244: Exposure of Sensitive Information to an Unauthorized Actor

Capgo before 12.128.2 allows non-admin API keys to read webhook signing secrets via Supabase REST due to insufficient row-level security policies on the webhooks table. Attackers can retrieve the webhook secret and forge valid X-Capgo-Signature headers to send authenticated webhook events to...

New OXLOADER Loader Uses Malicious Google Ads to Deliver CastleStealer

Cybersecurity researchers have disclosed details of a new campaign that delivers CastleStealer by means of a previously unreported malware loader dubbed OXLOADER. According to Elastic Security Labs, the campaign leverages malicious Google Ads as a starting point to distribute the malware. Evidenc...