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Zero Day Monitor © 2026
3624 articles · 153678 vulns · 36/41 feeds (7d)
744
+107 today
Exploited (7d)
325
+92 today
Critical (7d)
1612
CISA KEV
64
Pre-CVE
3624
+495 today
Articles (7d)

Threat Briefing

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About Zero Day Monitor

Open-source vulnerability intelligence for security teams. The platform scans 41 security feeds, analyzes articles with AI, and surfaces the threats that matter. Track trending CVEs, discover zero-days before they get a CVE ID, and monitor your vendor stack for supply-chain risks.

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Ranked by source count
Zero-Days
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AGPL-3.0 licensed
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Vulnerabilities

10.0
cis · CVE-2026-20182 — Cisco Catalyst SD-WAN Controller Authentication Bypass VulnerabilityKEVEXPLOITEDPATCHED
catalyst sd-wan· CVSS 10.0· CWE-287
167🔥
13 art.
0
May 14, 2026
8.8
apache · CVE-2026-34197 — Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ: Authenticated users could perform RCE via Jolokia MBeansKEVEXPLOITED
PATCHED
activemq· CVSS 8.8· CWE-20
155🔥
19 art.
0
Apr 7, 2026
7.5
cis · CVE-2026-20128 — Cisco Catalyst SD-WAN Manager Information Disclosure VulnerabilityKEVEXPLOITEDPATCHED
catalyst_sd-wan_manager· CVSS 7.5· CWE-257
139🔥
6 art.
0
Feb 25, 2026
7.8
linux · CVE-2026-31431 — crypto: algif_aead - Revert to operating out-of-placeKEVEXPLOITEDPATCHED
linux_kernel· CVSS 7.8· CWE-20
139🔥
73 art.
0
Apr 22, 2026
7.8
microsoft · CVE-2026-33825 — Microsoft Defender Elevation of Privilege VulnerabilityKEVEXPLOITEDPATCHED
defender_antimalware_platform· CVSS 7.8· CWE-1220
136🔥
18 art.
0
Apr 14, 2026
5.4
cis · CVE-2026-20122 — Cisco Catalyst SD-WAN Manager Arbitrary File Overwrite VulnerabilityKEVEXPLOITEDPATCHED
catalyst_sd-wan_manager· CVSS 5.4· CWE-648
135🔥
6 art.
0
Feb 25, 2026
8.8
linux · CVE-2026-43284 — xfrm: esp: avoid in-place decrypt on shared skb fragsKEVEXPLOITEDPATCHED
linux_kernel· CVSS 8.8
133🔥
24 art.
0
May 8, 2026
6.5
cis · CVE-2026-20133 — CVE-2026-20133: A vulnerability in Cisco Catalyst SD-WAN Software could allow an unauthenticated, remote attacker to view sensitive infoKEVEXPLOITEDPATCHED
catalyst_sd-wan_manager· CVSS 6.5· CWE-200
131🔥
8 art.
0
Feb 25, 2026
8.1
microsoft · CVE-2026-42897 — Microsoft Exchange Server Spoofing VulnerabilityKEVEXPLOITEDPATCHED
exchange· CVSS 8.1· CWE-79
127🔥
6 art.
0
May 14, 2026
7.8
linux · CVE-2026-43500 — rxrpc: Also unshare DATA/RESPONSE packets when paged frags are presentKEVEXPLOITEDPATCHED
linux_kernel· CVSS 7.8
119🔥
9 art.
0
May 11, 2026
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Pre-CVE Events

View all
ZERO-DAYMalicious Code Injection via Axios npm Package Maintainer Account Takeover
axiosMEDIUM1 sourcesverified
ZERO-DAYADV990001 Latest Servicing Stack Updates
1 sourcesverified
Gremlin Stealer Malware Obfuscation Techniques
1 sources
Multiple Critical Vulnerabilities in Tenable Network Monitor
tenableCRITICAL1 sources
Upcoming Surge in Software Patches Due to AI-Driven Vulnerability Discovery
1 sources

Latest news

View all
[B]adobe
Security Alert: Alert Regarding Vulnerabilities in Adobe Acrobat and Reader (APSB25-119)
[B]microsoft
Security Alert: Microsoft Releases March 2026 Security Updates
[B]microsoftCVE-2026-32201
Security Alert: Microsoft Releases April 2026 Security Updates
[B]adobe
Security Alert: Alert Regarding Vulnerabilities in Adobe Acrobat and Reader (APSB26-44)
[B]
adobe
CVE-2026-27220
Security Alert: Alert Regarding Vulnerabilities in Adobe Acrobat and Reader (APSB26-26)
[B]microsoftCVE-2026-21510
Security Alert: Microsoft Releases February 2026 Security Updates
[B]microsoftCVE-2025-62221
Security Alert: Microsoft Releases December 2025 Security Updates
[B]microsoft
Security Alert: Microsoft Releases May 2026 Security Updates