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May 2026

Vulnerabilities first published in this month (UTC), newest first.

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  • Critical 9.8
    CVE-2026-46817 Exploited Public exploit EPSS 12%

    Vulnerability in the Oracle Payments product of Oracle E-Business Suite (component: File Transmission). Supported versi…

    KEV Jul 15, 2026
  • Medium 6.5
    CVE-2026-48710 Exploited Public exploit Scanner template EPSS 70%

    Starlette has missing Host header validation that poisons request.url.path, bypassing path-based security checks

    Starlette is a lightweight ASGI framework/toolkit. Prior to version 1.0.1, the HTTP `Host` request header was not validated before being used to reconstruct `request.url`. Because the routing algorithm relies on the raw HTTP path while `request.url` is rebuil…

    KEV Sep 2, 2026
  • Critical 9.8
    CVE-2026-45247 Exploited Public exploit EPSS 26%

    Mirasvit Cache Warmer for Magento < 1.11.12 PHP Object Injection

    Mirasvit Full Page Cache Warmer for Magento 2 before version 1.11.12 contains a PHP object injection vulnerability that allows unauthenticated attackers to achieve remote code execution by supplying a crafted serialized PHP object in the CacheWarmer cookie. A…

    KEV Jun 3, 2026
  • High 7.8
    CVE-2026-46300 Exploited Public exploit EPSS 16%

    net: skbuff: preserve shared-frag marker during coalescing

    In the Linux kernel, the following vulnerability has been resolved: net: skbuff: preserve shared-frag marker during coalescing skb_try_coalesce() can attach paged frags from @from to @to. If @from has SKBFL_SHARED_FRAG set, the resulting @to skb can contain t…

    KEV Oct 28, 2026
  • High 8.8
    CVE-2026-45659 Exploited · Ransomware Public exploit EPSS 80%

    Microsoft SharePoint Remote Code Execution Vulnerability

    Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

    KEV Jul 1, 2026
  • Critical 10.0
    CVE-2026-34910 Exploited Public exploit Scanner template EPSS 90%

    A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…

    KEV Jun 23, 2026
  • Critical 10.0
    CVE-2026-34908 Exploited Public exploit Scanner template EPSS 89%

    A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi OS d…

    KEV Jun 23, 2026
  • Medium 6.7
    CVE-2026-34926 Exploited Public exploit EPSS 13%

    A directory traversal vulnerability in the Apex One (on-premise) server could allow a pre-authenticated local attacker …

    KEV May 21, 2026
  • Critical 10.0
    CVE-2026-48172 Exploited Public exploit EPSS 18%

    LiteSpeed User-End cPanel Plugin before 2.4.5 allows privilege escalation (possibly to root), as exploited in the wild …

    KEV May 26, 2026
  • Critical 9.8
    CVE-2026-9082 Exploited Public exploit Scanner template EPSS 89%

    Drupal core - Highly critical - SQL injection - SA-CORE-2026-004

    Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Drupal Drupal core allows SQL Injection. This issue affects Drupal core: from 8.9.0 before 10.4.10, from 10.5.0 before 10.5.10, from 10.6.0 before 10.6.9, fr…

    KEV May 22, 2026
  • High 7.8
    CVE-2026-41091 Exploited Public exploit

    Microsoft Defender Elevation of Privilege Vulnerability

    Improper link resolution before file access ('link following') in Microsoft Defender allows an authorized attacker to elevate privileges locally.

    KEV May 20, 2026
  • Medium 4.0
    CVE-2026-45498 Exploited Public exploit EPSS 63%

    Microsoft Defender Denial of Service Vulnerability

    Microsoft Defender Denial of Service Vulnerability

    KEV May 20, 2026
  • High 8.1
    CVE-2026-42897 Exploited Public exploit EPSS 71%

    Microsoft Exchange Server Spoofing Vulnerability

    Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.

    KEV May 15, 2026
  • Critical 10.0
    CVE-2026-20182 Exploited Public exploit EPSS 92%

    Cisco Catalyst SD-WAN Controller Authentication Bypass Vulnerability

    May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and fixed after the was disclosed in February 2026. This new advisory is for a new vulnerability in the control connection handshaking. The secti…

    KEV May 14, 2026
  • High 7.8
    CVE-2026-0257 Exploited · Ransomware Public exploit Scanner template EPSS 96%

    PAN-OS: GlobalProtect Authentication Bypass Vulnerabilities

    Authentication bypass vulnerabilities in the GlobalProtect portal and gateway of Palo Alto Networks PAN-OS® software allows the attacker to bypass security restrictions and establish an unauthorized VPN connection. Panorama and Cloud NGFW are not impacted by …

    KEV May 29, 2026
  • Critical 9.0
    CVE-2026-41901 Exploited Public exploit

    Thymeleaf: Improper recognition of unauthorized syntax patterns in sandboxed Thymeleaf expressions

    Thymeleaf is a server-side Java template engine for web and standalone environments. Prior to 3.1.5.RELEASE, a security bypass vulnerability exists in the expression execution mechanisms of Thymeleaf. Although the library provides mechanisms to avoid the exec…

  • Critical 9.6
    CVE-2026-45321 Exploited · Ransomware Public exploit

    Malware in 42 @tanstack/* packages exfiltrates cloud credentials, GitHub tokens, and SSH keys

    On 2026-05-11, between approximately 19:20 and 19:26 UTC, 84 malicious versions across 42 @tanstack/* packages were published to the npm registry. The publishes were authenticated via the legitimate GitHub Actions OIDC trusted-publisher binding for TanStack/r…

    KEV May 27, 2026
  • Critical 9.3
    CVE-2026-42208 Exploited Public exploit Scanner template EPSS 89%

    LiteLLM: SQL injection in Proxy API key verification

    LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. From version 1.81.16 to before version 1.83.7, a database query used during proxy API key checks mixed the caller-supplied key value into the query text instead of passing i…

    KEV May 8, 2026
  • High 8.7
    CVE-2026-42271 Exploited Public exploit Scanner template EPSS 91%

    LiteLLM: Authenticated command execution via MCP stdio test endpoints

    LiteLLM is a proxy server (AI Gateway) to call LLM APIs in OpenAI (or native) format. From version 1.74.2 to before version 1.83.7, two endpoints used to preview an MCP server before saving it — POST /mcp-rest/test/connection and POST /mcp-rest/test/tools/lis…

    KEV Jun 8, 2026
  • High 8.7
    CVE-2026-0300 Exploited Public exploit EPSS 42%

    PAN-OS: Unauthenticated user initiated Buffer Overflow Vulnerability in User-ID™ Authentication Portal

    A buffer overflow vulnerability in the User-ID™ Authentication Portal (aka Captive Portal) service of Palo Alto Networks PAN-OS software allows an unauthenticated attacker to execute arbitrary code with root privileges on the PA-Series and VM-Series firewalls…

    KEV May 6, 2026