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CyberSigur / Security Intelligence

Known exploited vulnerabilities

Browse CISA's Known Exploited Vulnerabilities catalog. Search by CVE, vendor, or product. Information is published by the US Cybersecurity and Infrastructure Security Agency.

Official CISA source ↗CISA updated: 2026-10-27

1,760 vulnerabilities · Page 10 of 88

CVE-2025-29635

D-Link DIR-823X Command Injection Vulnerability

D-Link · DIR-823X · Added: 2026-04-24

D-Link DIR-823X contains a command injection vulnerability that allows an authorized attacker to execute arbitrary commands on remote devices by sending a POST request to /goform/set_prohibiting via the corresponding function. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.

CISA recommended action

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 details ↗
CVE-2026-39987

Marimo Remote Code Execution Vulnerability

Marimo · Marimo · Added: 2026-04-23

Marimo contains an pre-authorization remote code execution vulnerability, allowing an unauthenticated attacked to shell access and execute arbitrary system commands.

CISA recommended action

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 details ↗
CVE-2026-33825Confirmed ransomware campaign use

Microsoft Defender Insufficient Granularity of Access Control Vulnerability

Microsoft · Defender · Added: 2026-04-22

Microsoft Defender contains an insufficient granularity of access control vulnerability that could allow an authorized attacker to escalate privileges locally.

CISA recommended action

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 details ↗
CVE-2023-27351Confirmed ransomware campaign use

PaperCut NG/MF Improper Authentication Vulnerability

PaperCut · NG/MF · Added: 2026-04-20

PaperCut NG/MF contains an improper authentication vulnerability that could allow remote attackers to bypass authentication on affected installations via the SecurityRequestFilter class.

CISA recommended action

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 details ↗
CVE-2024-27199Confirmed ransomware campaign use

JetBrains TeamCity Relative Path Traversal Vulnerability

JetBrains · TeamCity · Added: 2026-04-20

JetBrains TeamCity contains a relative path traversal vulnerability that could allow limited admin actions to be performed.

CISA recommended action

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 details ↗
CVE-2025-2749

Kentico Xperience Path Traversal Vulnerability

Kentico · Kentico Xperience · Added: 2026-04-20

Kentico Xperience contains a path traversal vulnerability that could allow an authenticated user's Staging Sync Server to upload arbitrary data to path relative locations.

CISA recommended action

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 details ↗
CVE-2025-32975

Quest KACE Systems Management Appliance (SMA) Improper Authentication Vulnerability

Quest · KACE Systems Management Appliance (SMA) · Added: 2026-04-20

Quest KACE Systems Management Appliance (SMA) contains an improper authentication vulnerability that could allow attackers to impersonate legitimate users without valid credentials.

CISA recommended action

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 details ↗
CVE-2025-48700

Synacor Zimbra Collaboration Suite (ZCS) Cross-site Scripting Vulnerability

Synacor · Zimbra Collaboration Suite (ZCS) · Added: 2026-04-20

Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability that could allow attackers to execute arbitrary JavaScript within the user's session, potentially leading to unauthorized access to sensitive information.

CISA recommended action

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 details ↗
CVE-2026-20122

Cisco Catalyst SD-WAN Manager Incorrect Use of Privileged APIs Vulnerability

Cisco · Catalyst SD-WAN Manger · Added: 2026-04-20

Cisco Catalyst SD-WAN Manager contains an incorrect use of privileged APIs vulnerability due to improper file handling on the API interface of an affected system. An attacker could exploit this vulnerability by uploading a malicious file on the local file system. A successful exploit could allow the attacker to overwrite arbitrary files on the affected system and gain vmanage user privileges.

CISA recommended action

Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.

CVE details ↗
CVE-2026-20128

Cisco Catalyst SD-WAN Manager Storing Passwords in a Recoverable Format Vulnerability

Cisco · Catalyst SD-WAN Manager · Added: 2026-04-20

Cisco Catalyst SD-WAN Manager contains a storing passwords in a recoverable format vulnerability that allows an authenticated, local attacker to gain DCA user privileges by accessing a credential file for the DCA user on the filesystem as a low-privileged user.

CISA recommended action

Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.

CVE details ↗
CVE-2026-20133

Cisco Catalyst SD-WAN Manager Exposure of Sensitive Information to an Unauthorized Actor Vulnerability

Cisco · Catalyst SD-WAN Manager · Added: 2026-04-20

Cisco Catalyst SD-WAN Manager contains an exposure of sensitive information to an unauthorized actor vulnerability that could allow remote attackers to view sensitive information on affected systems.

CISA recommended action

Please adhere to CISA’s guidelines to assess exposure and mitigate risks associated with Cisco SD-WAN devices as outlines in CISA’s Emergency Directive 26-03 (URL listed below in Notes) and CISA’s “Hunt & Hardening Guidance for Cisco SD-WAN Devices (URL listed below in Notes). Adhere to the applicable BOD 22-01 guidance for cloud services or discontinue use of the product if mitigations are not available.

CVE details ↗
CVE-2026-34197

Apache ActiveMQ Improper Input Validation Vulnerability

Apache · ActiveMQ · Added: 2026-04-16

Apache ActiveMQ contains an improper input validation vulnerability that allows for code injection.

CISA recommended action

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 details ↗
CVE-2009-0238

Microsoft Office Remote Code Execution

Microsoft · Office · Added: 2026-04-14

Microsoft Office Excel contains a remote code execution vulnerability that could allow an attacker to take complete control of an affected system if a user opens a specially crafted Excel file that includes a malformed object.

CISA recommended action

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 details ↗
CVE-2026-32201

Microsoft SharePoint Server Improper Input Validation Vulnerability

Microsoft · SharePoint Server · Added: 2026-04-14

Microsoft SharePoint Server contains an improper input validation vulnerability that allows an unauthorized attacker to perform spoofing over a network.

CISA recommended action

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 details ↗
CVE-2012-1854

Microsoft Visual Basic for Applications Insecure Library Loading Vulnerability

Microsoft · Visual Basic for Applications (VBA) · Added: 2026-04-13

Microsoft Visual Basic for Applications (VBA) contains an insecure library loading vulnerability that could allow for remote code execution.

CISA recommended action

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 details ↗
CVE-2020-9715

Adobe Acrobat Use-After-Free Vulnerability

Adobe · Acrobat · Added: 2026-04-13

Adobe Acrobat contains a use-after-free vulnerability that allows for code execution

CISA recommended action

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 details ↗
CVE-2023-21529Confirmed ransomware campaign use

Microsoft Exchange Server Deserialization of Untrusted Data Vulnerability

Microsoft · Exchange Server · Added: 2026-04-13

Microsoft Exchange Server contains a deserialization of untrusted data that allows an authenticated attacker to achieve remote code execution.

CISA recommended action

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 details ↗
CVE-2023-36424

Microsoft Windows Out-of-Bounds Read Vulnerability

Microsoft · Windows · Added: 2026-04-13

Microsoft Windows Common Log File System Driver contains an out-of-bounds read vulnerability that could allow a threat actor for privileges escalation

CISA recommended action

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 details ↗
CVE-2025-60710Confirmed ransomware campaign use

Microsoft Windows Link Following Vulnerability

Microsoft · Windows · Added: 2026-04-13

Microsoft Windows contains a link following vulnerability that allows for privilege escalation

CISA recommended action

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 details ↗
CVE-2026-21643

Fortinet FortiClient EMS SQL Injection Vulnerability

Fortinet · FortiClient EMS · Added: 2026-04-13

Fortinet FortiClient EMS contains a SQL injection vulnerability that may allow an unauthenticated attacker to execute unauthorized code or commands via specifically crafted HTTP requests.

CISA recommended action

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 details ↗
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