Critical security advisoryCriticalFlagged by our vulnerability database: PHP2Shell is on CISA’s exploited list. Most WordPress hosting runs PHP. See if your site is affectedFlagged by our vulnerability database: PHP2Shell is being exploited. DetailsExploited: PHP2Shell. Check your site
HuttenlocherTechnologies
Updated 11 h ago

Vulnerability database

Every flaw the U.S. government’s cybersecurity agency (CISA) has confirmed attackers are using, plus the new WordPress plugin and theme bugs published each day, sorted by what they mean for a small business. We refresh it twice a day. If you see something your website or office runs, tell us.

1,764exploited flaws on CISA’s list
35added in the last 30 days
457new WordPress flaws this week
390,525entries in the database

18 results

  • Oct 13, 2026Heap-based buffer overflow in Remote Access Point-to-Point Protocol (PPP) EAP-TLS allows an unauthorized attacker to execute code over a network.CVE-2026-84015 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comCritical 9.8

    Heap-based buffer overflow in Remote Access Point-to-Point Protocol (PPP) EAP-TLS allows an unauthorized attacker to execute code over a network.

    Product
    Windows 10 Version 1607
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 12, 2025Use after free in Remote Access Point-to-Point Protocol (PPP) EAP-TLS allows an authorized attacker to elevate privileges locally.CVE-2025-50159 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comHigh 7.3

    Use after free in Remote Access Point-to-Point Protocol (PPP) EAP-TLS allows an authorized attacker to elevate privileges locally.

    Product
    Windows 10 Version 1507
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 31, 2023Windows Point-to-Point Protocol (PPP) Denial of Service VulnerabilityCVE-2022-35747 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comMedium 5.9

    Windows Point-to-Point Protocol (PPP) Denial of Service Vulnerability

    Product
    Windows 10 Version 1809
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • May 31, 2023Windows Point-to-Point Protocol (PPP) Remote Code Execution VulnerabilityCVE-2022-35744 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comCritical 9.8

    Windows Point-to-Point Protocol (PPP) Remote Code Execution Vulnerability

    Product
    Windows 10 Version 1809
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Apr 11, 2023Windows Point-to-Point Protocol over Ethernet (PPPoE) Remote Code Execution VulnerabilityCVE-2023-28224 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comHigh 7.1

    Windows Point-to-Point Protocol over Ethernet (PPPoE) Remote Code Execution Vulnerability

    Product
    Windows 10 Version 1809
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 14, 2023Windows Point-to-Point Protocol over Ethernet (PPPoE) Remote Code Execution VulnerabilityCVE-2023-23414 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comHigh 7.1

    Windows Point-to-Point Protocol over Ethernet (PPPoE) Remote Code Execution Vulnerability

    Product
    Windows 10 Version 1809
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 14, 2023Windows Point-to-Point Protocol over Ethernet (PPPoE) Remote Code Execution VulnerabilityCVE-2023-23407 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comHigh 7.1

    Windows Point-to-Point Protocol over Ethernet (PPPoE) Remote Code Execution Vulnerability

    Product
    Windows 10 Version 1809
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 14, 2023Windows Point-to-Point Protocol over Ethernet (PPPoE) Elevation of Privilege VulnerabilityCVE-2023-23385 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comHigh 7

    Windows Point-to-Point Protocol over Ethernet (PPPoE) Elevation of Privilege Vulnerability

    Product
    Windows 10 Version 1809
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jan 10, 2023Windows Point-to-Point Protocol (PPP) Information Disclosure VulnerabilityCVE-2023-21682 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comMedium 5.3

    Windows Point-to-Point Protocol (PPP) Information Disclosure Vulnerability

    Product
    Windows 10 Version 1809
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 9, 2022Windows Point-to-Point Protocol (PPP) Denial of Service VulnerabilityCVE-2022-35769 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comHigh 7.5

    Windows Point-to-Point Protocol (PPP) Denial of Service Vulnerability

    Product
    Windows 10 Version 1809
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 9, 2022Windows Point-to-Point Protocol (PPP) Remote Code Execution VulnerabilityCVE-2022-30133 · Computers, phones & browsers · Microsoft · reported by secure@microsoft.comCritical 9.8

    Windows Point-to-Point Protocol (PPP) Remote Code Execution Vulnerability

    Product
    Windows 10 Version 1809
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Feb 3, 2020eap.c in pppd in ppp 2.4.2 through 2.4.8 has an rhostname buffer overflow in the eap_request and eap_response functions.CVE-2020-8597 · Other software · Point-to-point Protocol Project · reported by MITRECritical 9.8

    eap.c in pppd in ppp 2.4.2 through 2.4.8 has an rhostname buffer overflow in the eap_request and eap_response functions.

    Product
    Point-to-point Protocol
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jun 14, 2018Improper input validation together with an integer overflow in the EAP-TLS protocol implementation in PPPD may cause a crash, information disclosure, or authentCVE-2018-11574 · Other software · Point-to-point Protocol Project · reported by MITRECritical 9.8

    Improper input validation together with an integer overflow in the EAP-TLS protocol implementation in PPPD may cause a crash, information disclosure, or authentication bypass. This implementation is distributed as a patch for PPPD 0.91, and includes the affected eap.c and eap-tls.c files. Configurations that use the `refuse-app` option are unaffected.

    Product
    Point-to-point Protocol
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Oct 3, 2016Buffer overflow in the Point-to-Point Protocol over Ethernet (PPPoE) module in Huawei USG2100, USG2200, USG5100, and USG5500 unified security gateways with softCVE-2016-8276 · Other software · Huawei · reported by psirt@huawei.comCritical 9.8

    Buffer overflow in the Point-to-Point Protocol over Ethernet (PPPoE) module in Huawei USG2100, USG2200, USG5100, and USG5500 unified security gateways with software before V300R001C10SPC600, when CHAP authentication is configured on the server, allows remote attackers to cause a denial of service (server restart) or execute arbitrary code via crafted packets sent during authentication.

    Product
    Usg2100
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Nov 15, 2014Integer overflow in the getword function in options.c in pppd in Paul's PPP Package (ppp) before 2.4.7 allows attackers to "access privileged options" via a lonCVE-2014-3158 · Other software · Point-to-point Protocol Project · reported by chrome-cve-admin@google.comHigh 7.5

    Integer overflow in the getword function in options.c in pppd in Paul's PPP Package (ppp) before 2.4.7 allows attackers to "access privileged options" via a long word in an options file, which triggers a heap-based buffer overflow that "[corrupts] security-relevant variables."

    Product
    Point-to-point Protocol
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 5, 2006The winbind plugin in pppd for ppp 2.4.4 and earlier does not check the return code from the setuid function call, which might allow local users to gain privileCVE-2006-2194 · Other software · Point-to-point Protocol Project · reported by security@debian.orgHigh 7.2

    The winbind plugin in pppd for ppp 2.4.4 and earlier does not check the return code from the setuid function call, which might allow local users to gain privileges by causing setuid to fail, such as exceeding PAM limits for the maximum number of user processes, which prevents the winbind NTLM authentication helper from dropping privileges.

    Product
    Point-to-point Protocol
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Mar 15, 2004Format string vulnerability in Point-to-Point Protocol (PPP) daemon (pppd) 2.4.0 for Mac OS X 10.3.2 and earlier allows remote attackers to read arbitrary pppd CVE-2004-0165 · Computers, phones & browsers · Apple · reported by MITREMedium 5

    Format string vulnerability in Point-to-Point Protocol (PPP) daemon (pppd) 2.4.0 for Mac OS X 10.3.2 and earlier allows remote attackers to read arbitrary pppd process data, including PAP or CHAP authentication credentials, to gain privileges.

    Product
    MAC OS X
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 12, 2002BSD pppd allows local users to change the permissions of arbitrary files via a symlink attack on a file that is specified as a tty device.CVE-2002-0824 · Other software · Freebsd · reported by MITREMedium 6.9

    BSD pppd allows local users to change the permissions of arbitrary files via a symlink attack on a file that is specified as a tty device.

    Product
    Point-to-point Protocol Daemon
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.

Where this comes from: the exploited list is CISA’s Known Exploited Vulnerabilities catalog. Everything else is the whole National Vulnerability Database, where each record is published by the team that found the bug (Wordfence, Patchstack, WPScan, the vendors themselves and others); we show who. Exploit odds are FIRST’s EPSS, updated daily. Titles and categories are ours, so check the linked record before acting on a detail. For a write-up of the big ones, see our advisories. Every vendor, and every WordPress plugin and theme with a recorded flaw, also has its own page. All of it is free to reuse as JSON, CSV or RSS.

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