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cve recordcriticalexploited in the wildzero day3 of 3 cataloguesransomwareexploit reported

CVE-2026-15409

SonicWall · SMA1000 Appliances · SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability

Published · Added to CISA KEV
CVSS10
Severitycritical
WeaknessCWE-918
EPSS6.8%94.0th percentile
Exploited3 KEV sources
Ransomware useKnown
Federal fix dueJul 17, 2026

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

patch window

Called exploited the same day it was disclosed.

Measured from the CVE publication date to the earliest of 3 KEV catalogues that list it.

The life of this vulnerability

  1. CVE published
  2. First KEV listingsame day
  3. Last sighting43d

Gaps are compressed to equal steps. The elapsed time is printed under each.

Which catalogues call it exploited

Sources3 of 3
Listings differ by0 d
Strongest claimconfirmed

3 catalogues list it. CIRCL aggregates the others and is shown but not counted.

Public exploitation evidence

15 public reports collected from VulnCheck and CIRCL, first on Jul 14, 2026. Each links to its original source. We have not verified them.

Description

A Server-side request forgery (SSRF) vulnerability has been identified in the SMA1000 Appliance Work Place interface. A remote unauthenticated attacker could potentially cause the appliance to make requests to unintended location.

Required action (CISA)

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

References

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Our coverage of CVE-2026-15409

CVE-2026-15409critical

Edge infrastructure under siege: what two independent datasets reveal about who's exploiting your perimeter

A joint analysis by Tenable and SentinelOne reveals that edge infrastructure is a shared attack surface, with both state-sponsored actors and cybercriminals independently targeting the same vulnerabilities and vendors. This convergence challenges the perception that edge device exploitation is primarily a nation-state problem, demonstrating a broader threat landscape.

CVE-2026-46300high

Metasploit Wrap Up: Lot of summer shells and fit http profiles

Metasploit has released a significant update, introducing thirteen new modules that address a variety of vulnerabilities, including several remote code execution (RCE) flaws. The update also brings enhancements to the framework's capabilities, such as support for HTTP malleable profiles and improved functionality for Windows on ARM architectures.

CVE-2008-4128high

July 2026 CVE Landscape

Cybersecurity researchers identified 85 high-impact vulnerabilities in July 2026 that require urgent remediation, marking a 44% increase from the previous month. Of these, 36 were assigned a "Very Critical" risk score by Insikt Group. The vulnerabilities affected products from 61 vendors, with Microsoft accounting for approximately 12% of the total.

CVE-2026-15409critical

SonicWall SMA Zero-Days Exploited Before Disclosure to Gain Root Access

Reports indicate that a sophisticated threat actor, identified as UTA0533, has been actively exploiting two zero-day vulnerabilities within SonicWall Secure Mobile Access (SMA) 1000 series VPN appliances. These exploits were reportedly chained together to achieve arbitrary command execution and subsequently gain root access on affected systems. The exploitation occurred prior to the public…