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silverstripe/cms

Open actionable advisories and recorded vendor fixes. This public package view has no inventory attached and cannot establish whether your deployment is affected. A vendor fix never resolves your finding; verify your installed version and the source guidance.

Open advisories

12 actionable advisories, newest first. Withdrawn advisories and news are excluded. Coverage is partial.

  1. Medium, CVSS 5.4PackagistAmendedPublished

    Silverstripe: XSS in breadcrumbs in page list view

    CVE-2026-54717 · GHSA-w3cp-g2pf-65wh

    Affected
    • Packagist silverstripe/cms < 6.2.1
    Fixed in
    6.2.1· Vendor fix available
    Issue
    Impact Page breadcrumbs in the CMS are vulnerable to XSS when viewed using the page list view Reporter Fase Rais Baradika

    Recommended action: Upgrade to 6.2.1 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:osv.dev (1)github.com (2)Source checked Evidence →
  2. High, CVSS 7.5PackagistPublished

    Silverstripe SiteTree Creation Permission Vulnerability

    GHSA-3mm9-2p44-rw39

    Affected
    • Packagist silverstripe/cms >= 3.0.0, <= 3.0.11; >= 3.1.0, < 3.1.11
    Fixed in
    3.1.113.0.12· Vendor fix available
    Issue
    A vulnerability exists in the permission validation for SiteTree object creation. By default user permissions are not validated by the SiteTree::canCreate method, unless overridden by user code or via the configuration system. This vulnerability will allow users, or unauthenticated guests, to create new SiteTree objects in the database. This vulnerability is present when such users are given CMS access via other means, or if there is another mechanism (such as RestfulServer module) which allows model editing and relies on model-level permission checks. This vulnerability is restricted to the creation of draft or live pages, and does not allow users to edit, publish, or unpublish existing pages. All users should upgrade as soon as possible.

    Recommended action: Upgrade to 3.1.11 or 3.0.12 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  3. Medium, CVSS 6.1PackagistPublished

    Silverstripe XSS vulnerability via VirtualPage

    GHSA-r97r-64vp-fghm

    Affected
    • Packagist silverstripe/cms >= 3.1.0, <= 3.1.9
    Fixed in
    3.1.10· Vendor fix available
    Issue
    A cross-site scripting vulnerability has been discovered in the VirtualPage class. This vulnerability can only be exploited if a user with CMS access has posted malicious or unescaped HTML into any of the textfields of a page which a VirtualPage refers to. This has been resolved by ensuring that VirtualPage safely escapes all field content.

    Recommended action: Upgrade to 3.1.10 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  4. Medium, CVSS 6.1PackagistPublished

    Silverstripe History XSS Vulnerability

    GHSA-6hh6-59j2-qrxw

    Affected
    • Packagist silverstripe/cms >= 3.1.0, <= 3.1.9
    Fixed in
    3.1.10· Vendor fix available
    Issue
    A cross-site scripting vulnerability has been discovered in the CMS page history tab. This vulnerability can only be exploited if a user with CMS access has posted malicious or unescaped HTML into any of the text fields on a page, and if the "compare mode" option is selected. The HTML will be embedded into the page unescaped. This has been resolved by performing the text comparison in a HTML friendly way.

    Recommended action: Upgrade to 3.1.10 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  5. Medium, CVSS 5.4PackagistPublished

    Silverstipe CMS Stored XSS in custom meta tags

    CVE-2022-37421 · GHSA-pp74-g2q5-j4jf

    Affected
    • Packagist silverstripe/cms >= 4.0.0, < 4.11.3
    Fixed in
    4.11.3· Vendor fix available
    Issue
    A malicious content author could create a custom meta tag and execute an arbitrary JavaScript payload. This would require convincing a legitimate user to access a page and enter a custom keyboard shortcut. This requires CMS access to exploit.

    Recommended action: Upgrade to 4.11.3 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  6. UnratedPackagistPublished

    Silverstripe CMS Arbitrary Code Execution

    CVE-2011-4962 · GHSA-gv6c-59h4-9pmg

    Affected
    • Packagist silverstripe/cms >= 2.4.0, < 2.4.6
    Fixed in
    2.4.6· Vendor fix available
    Issue
    code/sitefeatures/PageCommentInterface.php in SilverStripe 2.4.x before 2.4.6 might allow remote attackers to execute arbitrary code via a crafted cookie in a user comment submission, which is not properly handled when it is deserialized.

    Recommended action: Upgrade to 2.4.6 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  7. Medium, CVSS 6.1PackagistPublished

    Silverstripe CMS XSS Vulnerability

    CVE-2017-14498 · GHSA-j696-6m57-mcrv

    Affected
    • Packagist silverstripe/cms < 3.6.1
    Fixed in
    3.6.1· Vendor fix available
    Issue
    SilverStripe CMS before 3.6.1 has XSS via an SVG document that is mishandled by (1) the Insert Media option in the content editor or (2) an admin/assets/add pathname, as demonstrated by the admin/pages/edit/EditorToolbar/MediaForm/field/AssetUploadField/upload URI, aka issue SS-2017-017.

    Recommended action: Upgrade to 3.6.1 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  8. Medium, CVSS 5.3PackagistPublished

    Silverstripe CMS User Enumeration

    CVE-2017-12849 · GHSA-fwhr-g5r4-xgxf

    Affected
    • Packagist silverstripe/cms < 3.5.5; >= 3.6, < 3.6.1
    Fixed in
    3.6.13.5.5· Vendor fix available
    Issue
    Response discrepancy in the login and password reset forms in SilverStripe CMS before 3.5.5 and 3.6.x before 3.6.1 allows remote attackers to enumerate users via timing attacks.

    Recommended action: Upgrade to 3.6.1 or 3.5.5 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  9. Low, CVSS 1.3PackagistPublished

    SilverStripe vulnerable to Cross-site Scripting

    CVE-2010-1593 · GHSA-wg4m-vvp6-2hc5

    Affected
    • Packagist silverstripe/cms < 2.3.5
    Fixed in
    2.3.5· Vendor fix available
    Issue
    Multiple cross-site scripting (XSS) vulnerabilities in SilverStripe before 2.3.5 allow remote attackers to inject arbitrary web script or HTML via (1) the CommenterURL parameter to PostCommentForm, and in the Forum module before 0.2.5 in SilverStripe before 2.3.5 allow remote attackers to inject arbitrary web script or HTML via (2) the Search parameter to forums/search (aka the search script).

    Recommended action: Upgrade to 2.3.5 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  10. Medium, CVSS 6.1PackagistPublished

    Silverstripe CMS XSS Vulnerability

    CVE-2017-5197 · GHSA-xmjh-wjc5-wg4h

    Affected
    • Packagist silverstripe/cms < 3.4.4; >= 3.5.0, < 3.5.2
    Fixed in
    3.4.43.5.2· Vendor fix available
    Issue
    There is XSS in SilverStripe CMS before 3.4.4 and 3.5.x before 3.5.2. The attack vector is a page name. An example payload is a crafted JavaScript event handler within a malformed SVG element.

    Recommended action: Upgrade to 3.5.2 or 3.4.4 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  11. Medium, CVSS 6.1PackagistPublished

    Silverstripe CMS XSS Vulnerability

    CVE-2015-8606 · GHSA-gvc8-xjfp-6569

    Affected
    • Packagist silverstripe/cms <= 3.1.15; >= 3.2.0, <= 3.2.0
    Fixed in
    3.2.13.1.16· Vendor fix available
    Issue
    Multiple cross-site scripting (XSS) vulnerabilities in SilverStripe CMS & Framework before 3.1.16 and 3.2.0 before 3.2.1 allow remote attackers to inject arbitrary web script or HTML via the (1) Locale or (2) FailedLoginCount parameter to admin/security/EditForm/field/Members/item/new/ItemEditForm.

    Recommended action: Upgrade to 3.2.1 or 3.1.16 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →
  12. Critical, CVSS 9.8PackagistPublished

    Missing warning can lead to unauthenticated admin access in SilverStripe

    CVE-2019-12204 · GHSA-cg8j-8w52-735v

    Affected
    • Packagist silverstripe/cms >= 4.4.0, < 4.4.4
    Fixed in
    4.4.4· Vendor fix available
    Issue
    In SilverStripe through 4.3.3, a missing warning about leaving install.php in a public webroot can lead to unauthenticated admin access.

    Recommended action: Upgrade to 4.4.4 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.

    Sources:github.comSource checked Evidence →