Is craftcms/cms 3.5 vulnerable?

Composer · 20 releases from 3.5.0 to 3.5.19 · latest craftcms/cms is 5.11.5.1 · checked 1 Nov 2026

Yes: 25 known advisories

Yes. craftcms/cms 3.5.19, the last 3.5 release, is affected by 25 known security advisories (4 critical, 9 high, 10 medium, 2 low), including CVE-2025-32432, CVE-2024-56145, CVE-2024-37843. At least one has no fixed release yet.

Is your project affected?

Private repo? Upload its lockfile instead, or connect GitHub to check every repo.

Advisories affecting craftcms/cms 3.5.19

  • MediumCVE-2026-27129GHSA-v2gc-rm6g-wrw924 Feb 2026

    Craft CMS: Cloud Metadata SSRF Protection Bypass via IPv6 Resolution

    Affected
    >=5.0.0-RC1 <5.8.23 · >=3.5.0 <4.16.19
    Fixed in
    4.16.19, 5.8.23
  • HighCVE-2026-27127GHSA-gp2f-7wcm-5fhx23 Feb 2026

    Craft CMS has Cloud Metadata SSRF Protection Bypass via DNS Rebinding

    Affected
    >=5.0.0-RC1 <5.8.23 · >=3.5.0 <4.16.19
    Fixed in
    4.16.19, 5.8.23
  • HighCVE-2025-68456GHSA-v64r-7wg9-23pr5 Jan 2026

    Unauthenticated Craft CMS users can trigger a database backup

    Affected
    >=5.0.0-RC1 <5.8.21 · >=3.0.0 <4.16.17
    Fixed in
    4.16.17, 5.8.21
  • MediumCVE-2025-68437GHSA-x27p-wfqw-hfcc5 Jan 2026

    Craft CMS vulnerable to Server-Side Request Forgery (SSRF) via GraphQL Asset Upload Mutation

    Affected
    >=5.0.0-RC1 <5.8.21 · >=3.5.0 <4.16.17
    Fixed in
    4.16.17, 5.8.21
  • MediumCVE-2025-35939GHSA-7vrx-9684-xrf28 May 2025

    Craft CMS stores arbitrary content provided by unauthenticated users in session files

    Affected
    >=5.0.0-alpha.1 <5.7.5 · <4.15.3
    Fixed in
    4.15.3, 5.7.5
  • CriticalCVE-2025-32432GHSA-f3gw-9ww9-jmc325 Apr 2025

    Craft CMS Allows Remote Code Execution

    Affected
    >=3.0.0-RC1 <3.9.15 · >=4.0.0-RC1 <4.14.15 · >=5.0.0-RC1 <5.6.17
    Fixed in
    3.9.15, 4.14.15, 5.6.17
  • CriticalCVE-2024-56145GHSA-2p6p-9rc9-62j918 Dec 2024

    Craft CMS has potential RCE when PHP `register_argc_argv` config setting is enabled

    Affected
    >=5.0.0-RC1 <5.5.2 · >=4.0.0-RC1 <4.13.2 · >=3.0.0 <3.9.14
    Fixed in
    3.9.14, 4.13.2, 5.5.2
  • HighCVE-2024-52292GHSA-cw6g-qmjq-6w2w13 Nov 2024

    Craft CMS Arbitrary System File Read

    Affected
    >=5.0.0-alpha.1 <5.4.9 · >=3.5.13 <4.12.8
    Fixed in
    4.12.8, 5.4.9
  • CriticalCVE-2024-37843GHSA-hq4f-mv3q-8wcv25 Jun 2024

    Craft CMS SQL injection vulnerability via the GraphQL API endpoint

    Affected
    <=3.7.31
    Fixed in
    No fix released
  • HighCVE-2023-36260GHSA-6p78-f7h9-683830 Jan 2024

    Craft CMS Feed-Me

    Affected
    <4.6.2
    Fixed in
    4.6.2
  • MediumCVE-2024-21622GHSA-j5g9-j7r4-6qvx3 Jan 2024

    Craft CMS Privilege Escalation

    Affected
    >=4.0.0-RC1 <4.5.11 · >=3.0.0 <3.9.6
    Fixed in
    3.9.6, 4.5.11
  • HighCVE-2023-40035GHSA-44wr-rmwq-3phw21 Aug 2023

    Craft CMS vulnerable to Remote Code Execution via validatePath bypass

    Affected
    >=4.0.0-RC1 <4.4.15 · >=3.0.0 <3.8.15
    Fixed in
    3.8.15, 4.4.15
  • MediumCVE-2023-33495GHSA-m3v5-gjj9-rg2420 Jun 2023

    Craft CMS vulnerable to HTML injection

    Affected
    <=4.4.9
    Fixed in
    No fix released
  • LowCVE-2023-33194GHSA-3wxg-w96j-8hq926 May 2023

    CraftCMS stored XSS in Quick Post widget error message

    Affected
    >=4.0.0-RC1 <4.4.6 · >=3.0.0 <3.8.6
    Fixed in
    3.8.6, 4.4.6
  • HighCVE-2023-30130GHSA-fjx5-xm7q-whvj12 May 2023

    CraftCMS allows remote attacker to execute arbitrary code via crafted script to Section parameter

    Affected
    <=3.8.1
    Fixed in
    No fix released
  • MediumCVE-2023-31144GHSA-j4mx-98hw-6rv65 May 2023

    craftcms/cms vulnerable to cross site scripting in RSS feed widget

    Affected
    >=3.0.0 <3.8.4 · >=4.0.0 <4.4.4
    Fixed in
    3.8.4, 4.4.4
  • MediumCVE-2023-30177GHSA-wv7j-rc2q-9j6725 Apr 2023

    Cross Site Scripting in CraftCMS

    Affected
    <3.7.68
    Fixed in
    3.7.68
  • HighCVE-2022-37783GHSA-h972-v458-m8925 Dec 2022

    Craft CMS discloses password hashes

    Affected
    >=3.0.0 <3.7.33
    Fixed in
    3.7.33
  • HighCVE-2022-29933GHSA-5cjr-78cq-3wrg10 May 2022

    Improper account password reset in Craft CMS

    Affected
    <3.7.36
    Fixed in
    3.7.36
  • LowGHSA-wf98-vxv9-jqfv5 Apr 2022

    XSS Injection Vulnerability

    Affected
    <3.7.29
    Fixed in
    3.7.29
  • MediumCVE-2022-28378GHSA-7xj5-fwqr-53784 Apr 2022

    Cross-site Scripting in craftcms/cms

    Affected
    <3.7.29
    Fixed in
    3.7.29
  • MediumCVE-2021-32470GHSA-h2rj-8wgg-mm4318 Mar 2022

    Craft CMS Cross-site Scripting Vulnerability

    Affected
    <3.6.13
    Fixed in
    3.6.13
  • HighCVE-2021-41824GHSA-h7vq-5qgw-jwwq18 Oct 2021

    CSV Injection Vulnerability

    Affected
    >=3.4.0 <3.7.14
    Fixed in
    3.7.14
  • CriticalCVE-2021-27903GHSA-x2j7-6hxm-87p32 Jul 2021

    Craft CMS Remote Code Injection

    Affected
    <3.6.7
    Fixed in
    3.6.7
  • MediumCVE-2021-27902GHSA-3jxh-789f-p7m62 Jul 2021

    Craft CMS Cross-site Scripting Vulnerability

    Affected
    <3.6.0
    Fixed in
    3.6.0

Which of your client projects are still on craftcms/cms 3.5?

NPMscan reads the lockfiles in every GitHub repo you pick, finds the exact craftcms/cms version each one installs, and checks it against these advisories. Each finding comes with the command that fixes it.

Other craftcms/cms versions

Advisory data from OSV.dev (opens OSV.dev in a new tab), which includes the GitHub Advisory Database. Release list from the Composer registry. Refreshed daily.