Report Date: 2026-05-06
New KEVs: 3Critical CVEs: 5Ransomware Victims: 260
3 vulnerabilities were added to the CISA Known Exploited Vulnerabilities catalog this period, of which 1 is linked to active ransomware campaigns. 5 additional critical-severity CVEs have been published to the NVD but not yet confirmed as exploited — Linux products show the strongest concentration of risk signals this week. Threat intelligence sources this period reference Salt Typhoon (China) and MuddyWater (Iran). Ransomware activity is moderate with 260 new victims posted to leak sites over the last 7 days, with Thegentlemen posting the most victims.
Patch This Week
The top 3 KEVs to remediate right now, ranked by CISA deadline proximity, ransomware exploitation, and severity. These are confirmed exploited — if you do nothing else today, patch these.
- CVE-2026-41940 – WebPros cPanel & WHM and WP2 (WordPress Squared) | CVSS 9.3 | ⚠ Ransomware | PoC Available
CISA deadline: 2026-05-03 (overdue by 3d) — Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. - CVE-2026-0300 – Palo Alto Networks PAN-OS | CVSS 9.3
CISA deadline: 2026-05-09 (3d remaining) — Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Until the vendor releases an official fix, the following workaround should be implemented: – Restrict User-ID Authentication Portal access to only trusted zones. – Disable User-ID Authentication Portal if not required. - CVE-2026-31431 – Linux Kernel | CVSS 7.8 | PoC Available
CISA deadline: 2026-05-15 (9d remaining) — "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Top KEVs
Vulnerabilities confirmed actively exploited in the wild by CISA — ranked by ransomware use, then severity. Patch these before anything else.
New Today
- CVE-2026-0300 – Palo Alto Networks PAN-OS | CVSS 9.3 (CRITICAL) | AV: Network | Ransomware Use: No
Still Outstanding
- CVE-2026-41940 – WebPros cPanel & WHM and WP2 (WordPress Squared) | CVSS 9.3 (CRITICAL) | AV: Network | EPSS 26.6% / 96th pct | Ransomware Use: Yes | PoC Available
- CVE-2026-31431 – Linux Kernel | CVSS 7.8 (HIGH) | AV: Local | EPSS 1.2% / 79th pct | Ransomware Use: No | PoC Available
Major CVEs
Critical-severity CVEs published in the last 7 days that are not yet in the CISA KEV catalog — not confirmed exploited, but severe enough to assess and prioritize patching before they are.
- CVE-2026-5722 – Unknown Vendor | CVSS 9.8 (CRITICAL) | AV: Network | EPSS 0.2% / 42th pct | Published: yesterday
The MoreConvert Pro plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 1.9.14. This is due to the guest waitlist verification flow not invalidating or regenerating verificat… - CVE-2025-13618 – Unknown Vendor | CVSS 9.8 (CRITICAL) | AV: Network | EPSS 0.1% / 21th pct | Published: yesterday
The Mentoring plugin for WordPress is vulnerable to privilege escalation in all versions up to, and including, 1.2.8. This is due to the plugin not properly restricting the roles that users can register with in the mento… - CVE-2026-5294 – Unknown Vendor | CVSS 9.8 (CRITICAL) | AV: Network | EPSS 0.2% / 41th pct | Published: yesterday
The Geeky Bot plugin for WordPress is vulnerable to Missing Authorization in versions up to, and including, 1.2.2. This is due to a nopriv AJAX route allowing attacker-controlled model/function dispatch and reaching a pl… - CVE-2025-14320 – Unknown Vendor | CVSS 9.8 (CRITICAL) | AV: Network | EPSS 0.0% / 14th pct | Published: 2 days ago
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Tegsoft Management and Information Services Trade Limited Company Online Support Application allows Reflected XSS.Th…
- CVE-2026-26332 – vm2_project Vm2 | CVSS 9.8 (CRITICAL) | AV: Network | EPSS 0.1% / 19th pct | Published: 2 days ago | PoC Available
vm2 is an open source vm/sandbox for Node.js. Prior to version 3.11.0, SuppressedError allows attackers to escape the sandbox and run arbitrary code. This issue has been patched in version 3.11.0.
Security News
Advisories, threat research, and incident reports from 12 sources across government, commercial research, and security journalism — prioritized by source credibility.
- CISA ICS AdvisoryAdvisory · yesterday – ABB B&R PVI
View CSAF Summary ABB became aware of vulnerability in the product versions listed as affected in the advisory. An update is now available that addresses and remediates the vulnerability. An attacker who successfully exp… - CISA ICS AdvisoryAdvisory · yesterday – Hitachi Energy PCM600
View CSAF Summary Hitachi Energy is aware of a vulnerability that affects the Hitachi Energy PCM600 product versions listed in this document. An attacker successfully exploiting this vulnerability can impact integrity of… - CISA ICS AdvisoryAdvisory · yesterday – ABB B&R Automation Studio
View CSAF Summary ABB became aware of vulnerability in the product versions listed as affected in the advisory. An update is available that resolves a vulnerability. Successful exploitation of this vulnerability may enab… - Unit 42Research · yesterday – Copy Fail: What You Need to Know About the Most Severe Linux Threat in Years
Copy Fail (CVE-2026-31431) is a critical Linux kernel LPE that allows stealthy root access. This flaw impacts millions of systems. Read our analysis. The post Copy Fail: What You Need to Know About the Most Severe Linux … - Unit 42Incident · 4 days ago – The npm Threat Landscape: Attack Surface and Mitigations (Updated May 1)
Unit 42 analyzes npm supply chain evolution post-Shai Hulud. Discover wormable malware, CI/CD persistence, multi-stage attacks and more. The post The npm Threat Landscape: Attack Surface and Mitigations (Updated May 1) a… - Sophos X-OpsResearch · 5 days ago – Proof-of-concept exploit available for Linux 'Copy Fail' vulnerability (CVE-2026-31431)
Categories: Threat Research Tags: advisory, Linux, Copy Fail - Sophos X-OpsIncident · 7 days ago – 'Mini Shai-Hulud' supply chain attack targets SAP npm packages
Categories: Threat Research Tags: advisory, NPM, SAP - The RecordNews · -1 days ago – North Korean hackers targeted ethnic Koreans in China with Android âBirdCallâ malware
Researchers at cybersecurity firm ESET attributed the campaign to APT37 and said the hackers used a backdoor attached to a suite of card games from a company called Sqgame. - The RecordIncident · today – Palo Alto warns of critical software bug used in firewall attacks
A patch for the bug, tracked as CVE-2026-0300, has not been published yet and Palo Alto Networks said it will be included in releases over the next two weeks. - Security Affairs (APT)Incident · today – Iranian cyber espionage disguised as a Chaos Ransomware attack
Iran-linked APT MuddyWater used ransomware-style tactics to mask espionage, combining phishing, credential theft, data exfiltration, and extortion without encryption. A newly discovered cyber intrusion attributed to the … - Security Affairs (APT)Incident · 3 days ago – Salt Typhoon breach IBM subsidiary in Italy: a warning for Europe’s digital defenses
April 2026 breach at Sistemi Informativi (IBM Italy) raises concerns over Chinese-linked cyber ops in Europe, including Salt Typhoon. In late April 2026, the Italian cybersecurity landscape was shaken by a significant br… - Security Affairs (Cybercrime)News · yesterday – U.S. court sentences Karakurt ransomware negotiator to 8.5 years
Deniss Zolotarjovs was sentenced to 8.5 years in the U.S. after pleading guilty to money laundering and fraud tied to ransomware. Deniss Zolotarjovs, a Latvian national linked to the Karakurt ransomware gang, has been se… - Security Affairs (Cybercrime)Incident · yesterday – Vimeo confirms breach via third-party vendor impacts 119K users
Hackers stole data of 119,000 Vimeo users in April. The breach, linked to a third‑party vendor, exposed personal details. Vimeo confirmed a data breach after the ShinyHunters gang stole personal information of 119,000 us… - Bleeping ComputerNews · today – Hackers abuse Google ads for GoDaddy ManageWP login phishing
A phishing campaign delivered through Google sponsored search results is targeting credentials for ManageWP, GoDaddy's platform for managing fleets of WordPress websites. […] - The Hacker NewsIncident · -1 days ago – Mirai-Based xlabs_v1 Botnet Exploits ADB to Hijack IoT Devices for DDoS Attacks
Cybersecurity researchers have exposed a new Mirai-derived botnet that self-identifies as xlabs_v1 and targets internet-exposed devices running Android Debug Bridge (ADB) to enlist them in a network capable of carrying o…
Ransomware Activity
Victim counts posted to ransomware group leak sites — use this to gauge which groups are most active and which sectors and regions are being targeted.
69 new victims posted today
7-day total: 260 via Ransomware.live
Infostealer Exposure: 4,443 employee credentials and 306,720 user credentials compromised via infostealer malware across victim organisations — indicating credential theft likely preceded these ransomware deployments.
Most Active Groups
Group Intelligence
- Thegentlemen — The Gentlemen is a RaaS group that emerged in July–August 2025, rapidly claiming over 320 victims across 17+ countries by offering affiliates a 90% revenue share, deploying a Go-based locker against W…
- Qilin — Qilin ransomware was first observed in July of 2022. Qilin Ransomware is written in Golang and supports multiple encryption modes; all of which are controlled by the operator. Qilin actors practice do…
- Fulcrumsec — FulcrumSec is a data extortion group active since approximately September 2025, specializing in high-speed exfiltration of cloud-hosted databases by exploiting unrotated API keys and misconfigured clo…
- Safepay — SafePay emerged in September 2024 as a rapidly growing ransomware operation that explicitly disavows the RaaS model and manages all operations internally, claiming over 300 victims worldwide by mid-20…
Most Targeted Sectors
Top Countries
US (106), GB (16), IT (15), CA (14), DE (12)
Notable Incidents
- Instructure Holdings, Inc. (Canva LMS, instructure.com) (Education · US) — claimed by Shinyhunters. Nearly 9,000 schools worldwide affected. 275 million individuals data ranging from students, teachers, and other staff containing PII. Several billions of private messages among students and teachers and students and oth… Press coverage →
- Standard-Examiner (Public Sector · US) — claimed by Qilin. N/A Press coverage →
- youX / Drive IQ (Technology · AU) — claimed by Fulcrumsec. [AI generated] youX, formerly known as Drive IQ, is an Australian technology company specializing in connected vehicle data and mobility intelligence. The company collects and analyzes telematics and driving behavior dat… Press coverage →
- Winona County (Public Sector · US) — claimed by Interlock. Winona County is located in the Mississippi River blufflands of southeastern Minnesota. They have been negligent regarding security and the data they store, which has resulted in a breach and the public disclosure of all… Press coverage →
- Woundtech (Healthcare · US) — claimed by Fulcrumsec. [AI generated] Woundtech is a US-based healthcare company specializing in advanced wound care management services. It provides in-home and facility-based wound care treatment to patients, primarily serving Medicare and M… Press coverage →
Vendor-Specific Risks
Vendors with confirmed KEV exploitation this week — the stacked bar shows how that exposure breaks down across exploited CVEs (red), critical CVEs to watch (orange), and news mentions (yellow). Prioritize patching vendors with the largest red segment.
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