CVE-2026-25704

The CVE-2026-25704 entry concerns cosmic-greeter and describes a TOCTOU race condition that can allow a local attacker to regain privileges that should have been dropped due to incomplete privilege dropping in the GetUserData flow. Multiple connected feeds corroborate that the issue affects cosmi...

curl: HTTP/2 PUSH_PROMISE header loss on OOM bypasses scheme validation (regression of 2e8c922a89)

Summary: In lib/http2.c:1490, when curlmaprintf fails due to memory pressure, the push promise header is silently dropped but the callback returns success. If the lost header is the :scheme pseudo-header, the security check at line 733 that blocks HTTPS pushes over insecure connections is skipped...

Context-Aware Phishing Email Detection Using Machine Learning and NLP

Phishing attacks remain among the most prevalent cybersecurity threats, causing significant financial losses for individuals and organizations worldwide. This paper presents a machine learning-based phishing email detection system that analyzes email body content using natural language processing...

CVE-2026-27859

A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU. A suitably formatted mail message causes mail delivery process to consume large amounts of CPU time. Use MTA capabilities to limit RFC 2231 MIME parameters in mail messages, or upgrade to fixed...

CVE-2026-24031

Dovecot SQL based authentication can be bypassed when authusernamechars is cleared by admin. This vulnerability allows bypassing authentication for any user and user enumeration. Do not clear authusernamechars. If this is not possible, install latest fixed version. No publicly available exploits...

CVE-2025-59032

ManageSieve AUTHENTICATE command crashes when using literal as SASL initial response. This can be used to crash ManageSieve service repeatedly, making it unavailable for other users. Control access to ManageSieve port, or disable the service if it's not needed. Alternatively upgrade to a fixed...

Fedora: Security Advisory (FEDORA-2026-f9d2152328)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2026-24031

Dovecot SQL based authentication can be bypassed when authusernamechars is cleared by admin. This vulnerability allows bypassing authentication for any user and user enumeration. Do not clear authusernamechars. If this is not possible, install latest fixed version. No publicly available exploits...

OpenClaw: Tlon settings empty-allowlist reconciliation bypassed intended revocation

Summary Tlon settings reconciliation treated explicit empty allowlists as unset, which could silently undo an intended deny-all revocation. Affected Packages / Versions - Package: openclaw npm - Affected: = 2026.3.22 - Latest released tag checked: v2026.3.23-2...

GHSA-PW7H-9G6P-C378 OpenClaw: Tlon settings empty-allowlist reconciliation bypassed intended revocation

Summary Tlon settings reconciliation treated explicit empty allowlists as unset, which could silently undo an intended deny-all revocation. Affected Packages / Versions - Package: openclaw npm - Affected: = 2026.3.22 - Latest released tag checked: v2026.3.23-2...

OpenClaw's mutating internal ACP chat commands missed operator.admin scope enforcement

Summary Mutating internal ACP chat commands missed the operator.admin gate that should separate read-only and mutating control-plane actions. Affected Packages / Versions - Package: openclaw npm - Affected: = 2026.3.22 - Latest released tag checked: v2026.3.23-2...

GHSA-WJ55-88GF-X564 OpenClaw may have stale policy enforcement for queued node actions

Summary Queued node actions were not revalidated against current command policy when later delivered, so stale allowlists or declarations could survive policy tightening. Affected Packages / Versions - Package: openclaw npm - Affected: = 2026.3.22 - Latest released tag checked: v2026.3.23-2...

GHSA-QM9X-V7CX-7RQ4 OpenClaw's system.run allowlist can be bypassed through an unregistered time dispatch wrapper

Summary Allow-always exec approvals did not unwrap /usr/bin/time, so an unregistered time wrapper could bypass executable binding and reuse approval state for the inner command. Affected Packages / Versions - Package: openclaw npm - Affected: = 2026.3.22 - Latest released tag checked: v2026.3.23-...

GHSA-WQ58-2PVG-5H4F OpenClaw: Gateway agent /reset exposes admin session reset to operator.write callers

Summary Before v2026.3.23, the Gateway agent RPC accepted /reset and /new for callers with only operator.write, even though the direct sessions.reset RPC correctly requires operator.admin. Affected Packages / Versions - Package: openclaw npm - Affected: = 2026.3.23 - Latest released tag checked:...

GHSA-6MQC-JQH6-X8FC OpenClaw: Gateway Canvas local-direct requests bypass Canvas HTTP and WebSocket authentication

Summary Before v2026.3.23, Canvas and A2UI loopback requests could bypass Canvas bearer-or-capability authentication because authorizeCanvasRequest... treated isLocalDirectRequest... as an unconditional allow path. Affected Packages / Versions - Package: openclaw npm - Affected: = 2026.3.23 -...

OpenClaw: Plivo V2 verified replay identity drifts on query-only variants

Summary Before v2026.3.23, the Plivo V2 verification path treated query-only variants of the same signed request as fresh verified work. Plivo V2 signatures authenticate baseUrl + nonce, but the replay key was derived from the full verification URL including the query string, so unsigned query-on...

FreeBSD-SA-26:09.pf

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-26:09.pf Security Advisory The FreeBSD Project Topic: pf silently ignores certain rules Category: core Module: pf Announced: 2026-03-25 Credits: Michael Gmelin...

Fedora 44 : libopenmpt (2026-b58c5b3cc0)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-b58c5b3cc0 advisory. Update from 0.8.5 to 0.8.6 to fix regression: https://lib.openmpt.org/libopenmpt/2026/03/24/security-updates-0.8.6-0.7.19-0.6.28-0.5.42-0.4.54/ ---- Potentia...

CVE-2026-23360

In the Linux kernel, the following vulnerability has been resolved: nvme: fix admin queue leak on controller reset When nvmeallocadmintagset is called during a controller reset, a previous admin queue may still exist. Release it properly before allocating a new one to avoid orphaning the old queu...

FreeBSD -- pf silently ignores certain rules

Problem Description: A regression in the way hashes were calculated caused rules containing the address range syntax x.x.x.x - y.y.y.y that only differ in the address ranges involved to be silently dropped as duplicates. Only the first of such rules is actually loaded into pf. Ranges expressed...