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🚫 Zero-Days & Active Exploits

Vulnerabilities being actively exploited in the wild right now, plus CVEs with public proof-of-concept code. Updated every 4 hours from CISA KEV and NVD.

Sources CISA KEV: U.S. Cybersecurity & Infrastructure Security Agency Known Exploited Vulnerabilities catalog — confirmed in-the-wild exploitation by threat actors.
PoC: Public proof-of-concept exploit code exists in the wild (Exploit-DB, GitHub, security research). Exploitation not yet confirmed by CISA but weaponized code is available.

⬤ Actively exploited in the wild (5 CVEs) CISA KEV confirmed

CVE / IDTitleSeverityCVSSEPSSWhy urgentSourceDate
CVE-2026-34486Apache Tomcat Missing Encryption of Sensitive Data VulnerabilityHIGH—99%KEV — actively exploited PoC public EPSS 99%ileCISA-KEV2026-08-04
CVE-2026-18577An incomplete patch for CVE-2026-18556 allows for authentication bypass and account takeover in N-central Versions throuHIGH8.283%KEV — actively exploited EPSS 83%ileNVD2026-08-02
CVE-2026-9198IBM Langflow Code Injection VulnerabilityHIGH—78%KEV — actively exploited EPSS 78%ileCISA-KEV2026-08-04
CVE-2026-18556Authentication bypass using an alternate path or channel vulnerability in N-able N-central allows Authentication Bypass.HIGH8.219%KEV — actively exploited EPSS 19%ileNVD2026-08-01
CVE-2026-20316A vulnerability in the web interface of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthentiMEDIUM5.353%KEV — actively exploited EPSS 53%ileNVD2026-07-29

⬤ Public exploit code available (62 CVEs) not yet KEV-listed

CVE / IDTitleSeverityCVSSEPSSWhy urgentSourceDate
CVE-2025-53770Microsoft SharePoint Server Remote Code Execution VulnerabilityCRITICAL9.8100%PoC public EPSS 100%ileMicrosoft2025-07-08
CVE-2026-41089Windows Netlogon Remote Code Execution VulnerabilityCRITICAL9.8100%PoC public EPSS 100%ileMicrosoft2026-05-12
CVE-2026-50522Microsoft SharePoint Remote Code Execution VulnerabilityCRITICAL9.8100%PoC public EPSS 100%ileMicrosoft2026-07-14
CVE-2026-33824Windows Internet Key Exchange (IKE) Service Extensions Remote Code Execution VulnerabilityCRITICAL9.899%PoC public EPSS 99%ileMicrosoft2026-04-14
CVE-2022-41903Integer overflow in `git archive` `git log --format` leading to RCE in gitCRITICAL9.899%PoC public EPSS 99%ileMicrosoft2023-01-10
CVE-2024-1874Command injection via array-ish $command parameter of proc_open()CRITICAL9.498%PoC public EPSS 98%ileMicrosoft2024-04-09
CVE-2024-32002GitHub: CVE-2024-32002 Recursive clones on case-insensitive filesystems that support symlinks are susceptible to RemoteCRITICAL9.098%PoC public EPSS 98%ileMicrosoft2024-05-14
CVE-2024-4323Fluent Bit Memory Corruption VulnerabilityCRITICAL9.898%PoC public EPSS 98%ileMicrosoft2024-05-14
CVE-2024-24576Rusts's `std::process::Command` did not properly escape arguments of batch files on WindowsCRITICAL10.097%PoC public EPSS 97%ileMicrosoft2024-04-09
CVE-2025-29972Azure Storage Resource Provider Spoofing VulnerabilityCRITICAL9.985%PoC public EPSS 85%ileMicrosoft2025-05-13
CVE-2026-43284xfrm: esp: avoid in-place decrypt on shared skb fragsHIGH7.8100%PoC public EPSS 100%ileMicrosoft2026-05-12
CVE-2026-43500rxrpc: Also unshare DATA/RESPONSE packets when paged frags are presentHIGH7.8100%PoC public EPSS 100%ileMicrosoft2026-05-12
CVE-2024-27316Apache HTTP Server: HTTP/2 DoS by memory exhaustion on endless continuation framesHIGH7.5100%PoC public EPSS 100%ileMicrosoft2024-04-09
CVE-2023-45288HTTP/2 CONTINUATION flood in net/httpHIGH7.5100%PoC public EPSS 100%ileMicrosoft2024-04-09
CVE-2024-2961The iconv() function in the GNU C Library versions 2.39 and older may overflow the output buffer passed to it by up to 4HIGH7.3100%PoC public EPSS 100%ileMicrosoft2024-04-09
CVE-2024-27983An attacker can make the Node.js HTTP/2 server completely unavailable by sending a small amount of HTTP/2 frames packetsHIGH8.2100%PoC public EPSS 100%ileMicrosoft2024-04-09
CVE-2023-50868MITRE: CVE-2023-50868 NSEC3 closest encloser proof can exhaust CPUHIGH7.5100%PoC public EPSS 100%ileMicrosoft2024-06-11
CVE-2026-21509Microsoft Office Security Feature Bypass VulnerabilityHIGH7.899%PoC public EPSS 99%ileMicrosoft2026-01-13
CVE-2026-42897Microsoft Exchange Server Spoofing VulnerabilityHIGH8.199%PoC public EPSS 99%ileMicrosoft2026-05-12
CVE-2024-30088Windows Kernel Elevation of Privilege VulnerabilityHIGH7.099%PoC public EPSS 99%ileMicrosoft2024-06-11
CVE-2023-21768Windows Ancillary Function Driver for WinSock Elevation of Privilege VulnerabilityHIGH7.899%PoC public EPSS 99%ileMicrosoft2023-01-10
CVE-2026-42945NGINX ngx_http_rewrite_module vulnerabilityHIGH8.199%PoC public EPSS 99%ileMicrosoft2026-05-12
CVE-2023-21742Microsoft SharePoint Server Remote Code Execution VulnerabilityHIGH8.899%PoC public EPSS 99%ileMicrosoft2023-01-10
CVE-2023-22809In Sudo before 1.9.12p2, the sudoedit (aka -e) feature mishandles extra arguments passed in the user-provided environmenHIGH7.899%PoC public EPSS 99%ileMicrosoft2023-01-10
CVE-2026-49160HTTP.sys Denial of Service VulnerabilityHIGH7.599%PoC public EPSS 99%ileMicrosoft2026-06-09
CVE-2026-23918Apache HTTP Server: http2: double free and possible RCE on early resetHIGH8.899%PoC public EPSS 99%ileMicrosoft2026-05-12
CVE-2024-29988SmartScreen Prompt Security Feature Bypass VulnerabilityHIGH8.899%PoC public EPSS 99%ileMicrosoft2024-04-09
CVE-2023-21674Windows Advanced Local Procedure Call (ALPC) Elevation of Privilege VulnerabilityHIGH8.899%PoC public EPSS 99%ileMicrosoft2023-01-10
CVE-2026-49975Apache HTTP Server: mod_http2 denial of serviceHIGH7.598%PoC public EPSS 98%ileMicrosoft2026-06-09
CVE-2024-35250Windows Kernel-Mode Driver Elevation of Privilege VulnerabilityHIGH7.898%PoC public EPSS 98%ileMicrosoft2024-06-11
CVE-2024-26230Windows Telephony Server Elevation of Privilege VulnerabilityHIGH7.898%PoC public EPSS 98%ileMicrosoft2024-04-09
CVE-2025-30397Scripting Engine Memory Corruption VulnerabilityHIGH7.597%PoC public EPSS 97%ileMicrosoft2025-05-13
CVE-2025-54918Windows NTLM Elevation of Privilege VulnerabilityHIGH8.897%PoC public EPSS 97%ileMicrosoft2025-09-09
CVE-2025-55234Windows SMB Elevation of Privilege VulnerabilityHIGH8.897%PoC public EPSS 97%ileMicrosoft2025-09-09
CVE-2024-30085Windows Cloud Files Mini Filter Driver Elevation of Privilege VulnerabilityHIGH7.896%PoC public EPSS 96%ileMicrosoft2024-06-11
CVE-2024-26218Windows Kernel Elevation of Privilege VulnerabilityHIGH7.896%PoC public EPSS 96%ileMicrosoft2024-04-09
CVE-2025-40775DNS message with invalid TSIG causes an assertion failureHIGH7.596%PoC public EPSS 96%ileMicrosoft2025-05-13
CVE-2026-50656Microsoft Defender Elevation of Privilege VulnerabilityHIGH7.895%PoC public EPSS 95%ileMicrosoft2026-06-09
CVE-2026-9256NGINX ngx_http_rewrite_module vulnerabilityHIGH8.195%PoC public EPSS 95%ileMicrosoft2026-05-12
CVE-2026-41091Microsoft Defender Elevation of Privilege VulnerabilityHIGH7.895%PoC public EPSS 95%ileMicrosoft2026-05-12
CVE-2024-26229Windows CSC Service Elevation of Privilege VulnerabilityHIGH7.895%PoC public EPSS 95%ileMicrosoft2024-04-09
CVE-2026-45659Microsoft SharePoint Remote Code Execution VulnerabilityHIGH8.895%PoC public EPSS 95%ileMicrosoft2026-05-12
CVE-2025-41244VMSA-2025-0015: VMware Aria Operations and VMware Tools updates address multiple vulnerabilities (CVE-2025-41244,CVE-202HIGH7.894%PoC public EPSS 94%ileMicrosoft2025-09-09
CVE-2026-46300net: skbuff: preserve shared-frag marker during coalescingHIGH7.894%PoC public EPSS 94%ileMicrosoft2026-05-12
CVE-2026-42980NT OS Kernel Elevation of Privilege VulnerabilityHIGH7.894%PoC public EPSS 94%ileMicrosoft2026-06-09
CVE-2026-33825Microsoft Defender Elevation of Privilege VulnerabilityHIGH7.893%PoC public EPSS 93%ileMicrosoft2026-04-14
CVE-2024-30051Windows DWM Core Library Elevation of Privilege VulnerabilityHIGH7.892%PoC public EPSS 92%ileMicrosoft2024-05-14
CVE-2026-20817Windows Error Reporting Service Elevation of Privilege VulnerabilityHIGH7.892%PoC public EPSS 92%ileMicrosoft2026-01-13
CVE-2023-21752Windows Backup Service Elevation of Privilege VulnerabilityHIGH7.192%PoC public EPSS 92%ileMicrosoft2023-01-10
CVE-2026-40369Windows Kernel Elevation of Privilege VulnerabilityHIGH7.891%PoC public EPSS 91%ileMicrosoft2026-05-12
CVE-2025-53020Apache HTTP Server: HTTP/2 DoS by Memory IncreaseHIGH7.591%PoC public EPSS 91%ileMicrosoft2025-07-08
CVE-2025-32023Redis allows out of bounds writes in hyperloglog commands leading to RCEHIGH7.089%PoC public EPSS 89%ileMicrosoft2025-07-08
CVE-2023-38709Apache HTTP Server: HTTP response splittingHIGH7.389%PoC public EPSS 89%ileMicrosoft2024-04-09
CVE-2025-54110Windows Kernel Elevation of Privilege VulnerabilityHIGH8.889%PoC public EPSS 89%ileMicrosoft2025-09-09
CVE-2023-0266Use after free in SNDRV_CTL_IOCTL_ELEM in Linux KernelHIGH7.889%PoC public EPSS 89%ileMicrosoft2023-01-10
CVE-2026-42533NGINX Map directive and Regex matching vulnerabilityHIGH8.188%PoC public EPSS 88%ileMicrosoft2026-07-14
CVE-2026-50343Microsoft Install Service Elevation of Privilege VulnerabilityHIGH7.888%PoC public EPSS 88%ileMicrosoft2026-07-14
CVE-2026-46242eventpoll: fix ep_remove struct eventpoll / struct file UAFHIGH7.887%PoC public EPSS 87%ileMicrosoft2026-05-12
CVE-2026-5172CVE-2026-5172HIGH7.384%PoC public EPSS 84%ileMicrosoft2026-05-12
CVE-2025-49706Microsoft SharePoint Server Spoofing VulnerabilityMEDIUM6.5100%PoC public EPSS 100%ileMicrosoft2025-07-08
CVE-2024-30043Microsoft SharePoint Server Information Disclosure VulnerabilityMEDIUM6.599%PoC public EPSS 99%ileMicrosoft2024-05-14
CVE-2026-50507Windows BitLocker Security Feature Bypass VulnerabilityMEDIUM6.891%PoC public EPSS 91%ileMicrosoft2026-06-09

Updated 2026-08-04. KEV source: CISA KEV catalog. PoC data aggregated from Exploit-DB and GitHub advisories. JSON API available.