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Morning Brief

Sunday, September 13, 2026 · generated · ~5 min read

Top developments

China-Linked UNC3569 Exploited Sogou Input Method Flaw to Deploy GRAYRABBIT Backdoor

A China-linked hacking group exploited a flaw in Sogou Input Method, one of the most widely used tools for typing Chinese characters on Windows, to install a backdoor on victims' computers, security company Gen Digital…

Attackers Use Passkey Phishing to Hijack Microsoft Cloud Accounts and Exfiltrate Data

Microsoft has disclosed details of two campaigns in which threat actors are abusing third-party email delivery infrastructure to blast financial fraud scam messages and using passkey-themed social engineering to breach…

Plesk Backup Manager Flaw Lets Low-Privileged Users Gain Root Access to Servers

A newly disclosed vulnerability in Plesk Backup Manager could allow low-privileged users to escalate privileges and gain full root access on affected Linux servers. Tracked as CVE-2026-68488, the flaw stems from a…

GitLab CVSS 10 File-Read Flaw Draws In-the-Wild Probes After Disclosure

GitLab has released patches to address multiple flaws, including a maximum-severity security vulnerability that has witnessed in-the-wild probes within hours of public disclosure. The vulnerability in question is…

ThreatsDay: 200 Android Flaws, Browser-Built Phishing, 119K Scam Shops + 23 More Stories

A lot of this week’s security news has the same awkward answer to one question: “Why was that allowed to work?” An extension asks for access and takes too much. A trusted service becomes part of a phishing chain. An old…

CISA Warns of GitLab Path Traversal Vulnerability Exploited in Attacks

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a critical GitLab vulnerability, tracked as CVE-2026-85706 , to its Known Exploited Vulnerabilities catalog, warning that attackers are actively…

Metasploit Wrap Up: This One Goes to Sixteen!

This One Goes to Sixteen! Another banger from Metasploit with sixteen new modules, including ten exploit modules, with five on the CISA KEV list. Cisco, Papercut, Sonicwall, Jetbrains, and Langflow all have exploit…

Dutch NCSC: Critical Check Point VPN flaws exploitation is imminent

The Dutch Nationaal Cyber Security Centrum (NCSC) is warning of imminent exploitation of two critical flaws in Check Point VPN tracked as CVE-2026-85102 and CVE-2026-85103.

Containing Machine Speed Cyber Attacks Inside AI Infrastructure

A critical flaw in current security operations is assuming time is on our side. Historically, attacks progressed slowly, allowing analysts and response teams time to detect, discuss, and respond. Even severe incidents…

Artifactory Under Attack: In-the-Wild Exploitation of CVE-2026-42016, CVE-2026-42018 & CVE-2026-82329

Wiz Research has identified active, in-the-wild exploitation of three critical and high-severity vulnerabilities impacting JFrog Artifactory (CVE-2026-42016, CVE-2026-42018 & CVE-2026-82329). Attackers are chaining…

Vulnerability watch

CVE-2026-90558 irontec · sngrep CWE-121 CRITICAL 9.8

sngrep through 1.8.4 contains stack buffer overflow vulnerabilities in SIP attribute formatting routines when header values exceed the 255-byte buffer limit. Attackers can craft malicious SIP packets with oversized Call-ID, X-Call-ID, or ot…

CVE-2026-15451 WordPress · MemberPress Corporate Accounts CWE-269 HIGH 8.8

The MemberPress Corporate Accounts plugin for WordPress is vulnerable to Privilege Escalation in versions up to, and including, 1.5.39. This is due to a mass assignment vulnerability in the 'add_sub_account_user' function that passes the ra…

CVE-2026-90493 Microsoft · Internet Download Manager CWE-266 HIGH 8.8

A vulnerability was detected in Tonec Internet Download Manager up to 6.42 Build 63 on Windows. The impacted element is an unknown function of the file idmwfp.sys of the component Kernel Driver. The manipulation results in improper access c…

CVE-2026-90537 WWBN · AVideo CWE-862 HIGH 8.2

WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a missing authorization vulnerability in plugin/Scheduler/sendEmail.json.php that allows unauthenticated attackers to access scheduler email jobs by providing a si…

CVE-2026-90560 luben · zstd-jni CWE-125 HIGH 8.2

zstd-jni versions 1.2.0 through 1.5.7-13 contain an out-of-bounds read vulnerability in the ZstdDictDecompress constructor because offset and length arguments are never validated against the dictionary array bounds. Attackers can supply arb…

CVE-2026-90651 F5 · Socket Firewall CWE-295 HIGH 8.1

Socket Firewall (socketdev/socket-registry-firewall) in registry mode before 2.0.0 does not verify upstream TLS certificates by default. When the api_ssl_verify and upstream_ssl_verify configuration keys are omitted from socket.yml, the gen…

CVE-2026-90553 vllm-project · vLLM CWE-94 HIGH 7.8

vLLM before 0.28.0 contains a remote code execution vulnerability in the LlavaOnevision2 processor loader that ignores the trust_remote_code parameter when loading remote processor classes. Attackers can craft a malicious model with arbitra…

CVE-2026-90556 freeciv · freeciv CWE-122 HIGH 7.8

Freeciv versions before 3.2.6 contain a heap buffer overflow in worklist_load() when processing savegame files with declared worklist lengths exceeding the fixed array bound of 64 elements. Attackers can craft malicious savegame files that …

CVE-2026-90559 xerial · snappy-java CWE-787 HIGH 7.5

snappy-java through 1.1.10.8 contains an out-of-bounds write vulnerability in Snappy.uncompress(ByteBuffer, ByteBuffer) because destination buffer capacity is never validated against decompressed size. Attackers can supply valid compressed …

CVE-2026-90668 UnrealIRCd · UnrealIRCd CWE-770 HIGH 7.5

The webserver in UnrealIRCd 6.0.5 through 6.2.6 before 6.2.7 does not limit the number of HTTP request headers, which allows remote attackers to cause a denial of service (memory consumption and unresponsive server) via an HTTP request with…

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About this brief Assembled automatically, once a day, from data the Security Feed and CVE Feed already collect and score — no AI writes any of this. Every number and link traces back to something already published on those two tools.

Data sources Top developments from Security Feed's cross-source trending detection. Vulnerability watch from CVE Feed's daily NVD + CISA KEV sync.

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