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 4 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.

1,762exploited flaws on CISA’s list
34added in the last 30 days
344new WordPress flaws this week
390,080entries in the database

9 results

  • Sep 8, 2026Improper input validation in the Vega expression function implementation in OpenSearch Dashboards allows a remote authenticated actor with dashboard write permiCVE-2026-84942 · Other software · AWS · reported by ff89ba41-3aa1-4d27-914a-91399e9639e5Medium 6.3

    Improper input validation in the Vega expression function implementation in OpenSearch Dashboards allows a remote authenticated actor with dashboard write permissions to execute arbitrary JavaScript in the context of other users' browser sessions by saving a crafted Vega visualization. The checkForFunctionProperty validation routine failed to recurse into arrays of objects, allowing a function property nested inside an array to bypass validation.

    Product
    Amazon OpenSearch Service
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 21, 2026Improper input validation in the dashboards-observability plugin in OpenSearch Dashboards allows a remote authenticated user with write permissions to OpenSearcCVE-2026-77811 · Other software · AWS · reported by ff89ba41-3aa1-4d27-914a-91399e9639e5Medium 6.2

    Improper input validation in the dashboards-observability plugin in OpenSearch Dashboards allows a remote authenticated user with write permissions to OpenSearch Dashboards saved objects to execute arbitrary JavaScript in the context of other users' browser sessions by uploading a saved asset with arbitrary web content.

    Product
    Amazon OpenSearch Service
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 20, 2026Improper input validation in the Time Series Visual Builder (TSVB) plugin in OpenSearch Dashboards allows an authenticated remote user to execute arbitrary codeCVE-2026-18420 · Other software · AWS · reported by ff89ba41-3aa1-4d27-914a-91399e9639e5High 8.7

    Improper input validation in the Time Series Visual Builder (TSVB) plugin in OpenSearch Dashboards allows an authenticated remote user to execute arbitrary code on the server via a crafted JSON payload to the metrics visualization API endpoint. This issue is a form of prototype pollution that enables remote code execution.  To remediate this issue, users should upgrade to OpenSearch Dashboards 3.8 or later.

    Product
    Amazon OpenSearch Service
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 18, 2026Improper input validation in the capabilities route handler in OpenSearch Dashboards - the size of the request payload is not bounded - might allow remote attacCVE-2026-75897 · Other software · OpenSearch · reported by ff89ba41-3aa1-4d27-914a-91399e9639e5High 8.7

    Improper input validation in the capabilities route handler in OpenSearch Dashboards - the size of the request payload is not bounded - might allow remote attackers to cause a denial of service via a crafted HTTP request.

    Product
    OpenSearch Dashboards
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 21, 2026Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: OpenSearch Dashboards).CVE-2026-47026 · Other software · Oracle Corporation · reported by secalert_us@oracle.comHigh 7.4

    Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: OpenSearch Dashboards). Supported versions that are affected are 8.61 and 8.62. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in PeopleSoft Enterprise PeopleTools, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 7.4 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N).

    Product
    PeopleSoft Enterprise PeopleTools
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Oct 21, 2025Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: OpenSearch Dashboards).CVE-2025-53059 · Other software · Oracle Corporation · reported by secalert_us@oracle.comMedium 4.9

    Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: OpenSearch Dashboards). Supported versions that are affected are 8.60, 8.61 and 8.62. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 4.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).

    Product
    PeopleSoft Enterprise PeopleTools
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Aug 23, 2024OpenSearch Dashboards Security Plugin adds a configuration management UI for the OpenSearch Security features to OpenSearch Dashboards.CVE-2024-43794 · Other software · opensearch-project · reported by GitHubMedium 6.1

    OpenSearch Dashboards Security Plugin adds a configuration management UI for the OpenSearch Security features to OpenSearch Dashboards. Improper validation of the nextUrl parameter can lead to external redirect on login to OpenSearch-Dashboards for specially crafted parameters. A patch is available in 1.3.19 and 2.16.0 for this issue.

    Product
    security-dashboards-plugin
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 16, 2024Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: OpenSearch Dashboards).CVE-2024-21180 · Other software · Oracle Corporation · reported by secalert_us@oracle.comMedium 4.1

    Vulnerability in the PeopleSoft Enterprise PeopleTools product of Oracle PeopleSoft (component: OpenSearch Dashboards). Supported versions that are affected are 8.59, 8.60 and 8.61. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise PeopleSoft Enterprise PeopleTools. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in PeopleSoft Enterprise PeopleTools, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized read access to a subset of PeopleSoft Enterprise PeopleTools accessible data. CVSS 3.1 Base Score 4.1 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N).

    Product
    PeopleSoft Enterprise PT PeopleTools
    What to do
    Apply the vendor’s update. The NVD record links to the advisory.
  • Jul 9, 2024OpenSearch Dashboards Reports allows ‘Report Owner’ export and share reports from OpenSearch Dashboards.CVE-2024-39900 · Other software · opensearch-project · reported by GitHubMedium 5.4

    OpenSearch Dashboards Reports allows ‘Report Owner’ export and share reports from OpenSearch Dashboards. An issue in the OpenSearch reporting plugin allows unintended access to private tenant resources like notebooks. The system did not properly check if the user was the resource author when accessing resources in a private tenant, leading to potential data being revealed. The patches are included in OpenSearch 2.14.

    Product
    reporting
    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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