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Gutenberg Blocks By Kadence Blocks

4 CVEs product

Monthly

CVE-2026-103354 Oct 04, 07:00 HIGH This Week

Stored cross-site scripting in the Kadence Blocks WordPress plugin (Gutenberg Blocks by Kadence Blocks, versions from n/a through 3.7.11.1) allows a low-privileged content author to persist malicious script inside a Kadence/Gutenberg block, which then executes in the browser of any user who views the affected page or post - including an administrator. Patchstack rates it CVSS 7.1 with vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L; the independent assessment refines this to AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N, because reaching the vulnerable editing surface realistically requires an account with post/page authoring capability, and no public exploit code has been identified at time of analysis. Impact is bounded to script execution in the victim's browser (session theft, admin-side actions via the victim's session, defacement) rather than direct server compromise, and it depends on the plugin being installed and active.

WordPress XSS Wordpress Plugin Gutenberg Blocks By Kadence Blocks Liquid Web Stellarwp
NVD VulDB
CVSS 3.1
7.1
EPSS
0.1%
CVE-2026-39742 Oct 29, 14:20 MEDIUM This Month

Stored cross-site scripting in the Kadence Blocks WordPress plugin through 3.8.0.2 allows an authenticated low-privileged user to persist malicious input that executes when an administrator or site visitor views the affected content. Patchstack rates the issue CVSS 6.5 and this_month priority; the assessed vector requires PR:L and UI:R, so exploitation depends on a pre-existing posting-capable account and victim interaction. No public exploit identified at time of analysis.

WordPress XSS Wordpress Plugin Gutenberg Blocks By Kadence Blocks Liquid Web Stellarwp
NVD
CVSS 3.1
6.5
EPSS
0.2%
CVE-2026-115602 Oct 26, 09:59 MEDIUM This Month

Stored cross-site scripting in the WordPress plugin Gutenberg Blocks by Kadence Blocks (versions through 3.8.0.1) lets a low-privileged authenticated user persist script-bearing content that executes in another user's browser when that content is rendered. Per the assessed vector (CVSS 6.5, AV:L/AC:L/PR:L/UI:R/S:C), an attacker must already hold a content-contributing account such as contributor or author, and impact only materializes when a separate victim - typically a higher-privileged user viewing the affected page - loads the injected content. The issue was reported by Patchstack and is scheduled for this-month remediation priority; no public exploit code or active exploitation (CISA KEV) is associated with it at time of analysis, though successful exploitation crosses a privilege boundary (scope change) and can yield limited confidentiality, integrity and availability effects.

WordPress XSS Wordpress Plugin Gutenberg Blocks By Kadence Blocks Liquid Web Stellarwp
NVD
CVSS 3.1
6.5
EPSS
0.2%
CVE-2026-66696 Aug 06, 14:28 MEDIUM This Month

Sensitive data exposure in the Gutenberg Blocks by Kadence Blocks WordPress plugin (versions <= 3.7.8) allows authenticated Contributor-level users to access information they should not be permitted to view. The CVSS vector (PR:L/C:L) confirms this is a low-privilege, partial confidentiality breach rather than a full data dump, limiting its severity to medium-low. No public exploit code has been identified and CISA KEV does not list this vulnerability, indicating no confirmed active exploitation at time of analysis.

WordPress Information Disclosure Wordpress Plugin Gutenberg Blocks By Kadence Blocks Nexcess
NVD
CVSS 3.1
4.3
EPSS
0.2%
EPSS 0% CVSS 7.1
HIGH This Week

Stored cross-site scripting in the Kadence Blocks WordPress plugin (Gutenberg Blocks by Kadence Blocks, versions from n/a through 3.7.11.1) allows a low-privileged content author to persist malicious script inside a Kadence/Gutenberg block, which then executes in the browser of any user who views the affected page or post - including an administrator. Patchstack rates it CVSS 7.1 with vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L; the independent assessment refines this to AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N, because reaching the vulnerable editing surface realistically requires an account with post/page authoring capability, and no public exploit code has been identified at time of analysis. Impact is bounded to script execution in the victim's browser (session theft, admin-side actions via the victim's session, defacement) rather than direct server compromise, and it depends on the plugin being installed and active.

WordPress XSS Wordpress Plugin +2
NVD VulDB
EPSS 0% CVSS 6.5
MEDIUM This Month

Stored cross-site scripting in the Kadence Blocks WordPress plugin through 3.8.0.2 allows an authenticated low-privileged user to persist malicious input that executes when an administrator or site visitor views the affected content. Patchstack rates the issue CVSS 6.5 and this_month priority; the assessed vector requires PR:L and UI:R, so exploitation depends on a pre-existing posting-capable account and victim interaction. No public exploit identified at time of analysis.

WordPress XSS Wordpress Plugin +2
NVD
EPSS 0% CVSS 6.5
MEDIUM This Month

Stored cross-site scripting in the WordPress plugin Gutenberg Blocks by Kadence Blocks (versions through 3.8.0.1) lets a low-privileged authenticated user persist script-bearing content that executes in another user's browser when that content is rendered. Per the assessed vector (CVSS 6.5, AV:L/AC:L/PR:L/UI:R/S:C), an attacker must already hold a content-contributing account such as contributor or author, and impact only materializes when a separate victim - typically a higher-privileged user viewing the affected page - loads the injected content. The issue was reported by Patchstack and is scheduled for this-month remediation priority; no public exploit code or active exploitation (CISA KEV) is associated with it at time of analysis, though successful exploitation crosses a privilege boundary (scope change) and can yield limited confidentiality, integrity and availability effects.

WordPress XSS Wordpress Plugin +2
NVD
EPSS 0% CVSS 4.3
MEDIUM This Month

Sensitive data exposure in the Gutenberg Blocks by Kadence Blocks WordPress plugin (versions <= 3.7.8) allows authenticated Contributor-level users to access information they should not be permitted to view. The CVSS vector (PR:L/C:L) confirms this is a low-privilege, partial confidentiality breach rather than a full data dump, limiting its severity to medium-low. No public exploit code has been identified and CISA KEV does not list this vulnerability, indicating no confirmed active exploitation at time of analysis.

WordPress Information Disclosure Wordpress Plugin +2
NVD

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