CVE-2026-65911 DOMPurify before 3.4.0 XSS via ADD_ATTR/ADD_TAGS State Leakage

In DOMPurify through 3.3.3, function predicates supplied via ADDATTR or ADDTAGS to DOMPurify.sanitize persist in internal state EXTRAELEMENTHANDLING across subsequent sanitize calls on the same instance. If a later call on the same instance provides ADDATTR or ADDTAGS as an array rather than a...

CVE-2026-65911

CVE-2026-65911 concerns DOMPurify up to version 3.3.3. Predicates supplied via ADD_ATTR or ADD_TAGS to DOMPurify.sanitize() can persist in internal state (EXTRA_ELEMENT_HANDLING) across sanitize() calls on the same instance. If a subsequent call passes ADD_ATTR/ADD_TAGS as an array instead of a f...

CVE-2026-65904 DOMPurify through 3.3.3 Cross-Site Scripting via IN_PLACE mode

DOMPurify through 3.3.3 fails to sanitize DOM elements passed via INPLACE mode when the element originates from a different window/realm e.g., an iframe's contentDocument. A cross-realm instanceof check in the private isNode function returns false for foreign-realm nodes, causing DOMPurify to...

CVE-2026-65901

DOMPurify through 3.4.6 contains a cross-site scripting vulnerability in INPLACE mode that trusts attacker-controlled nodeName on live non-form nodes. Attackers can supply hostile live DOM objects with real script children whose observable nodeName is clobbered to appear as allowed elements,...

CVE-2026-65901

DOMPurify through 3.4.6 contains a cross-site scripting vulnerability in INPLACE mode that trusts attacker-controlled nodeName on live non-form nodes. Attackers can supply hostile live DOM objects with real script children whose observable nodeName is clobbered to appear as allowed elements,...

CVE-2026-65901 DOMPurify 3.4.6 Cross-Site Scripting via IN_PLACE nodeName

DOMPurify through 3.4.6 contains a cross-site scripting vulnerability in INPLACE mode that trusts attacker-controlled nodeName on live non-form nodes. Attackers can supply hostile live DOM objects with real script children whose observable nodeName is clobbered to appear as allowed elements,...

CVE-2026-65901 DOMPurify 3.4.6 Cross-Site Scripting via IN_PLACE nodeName

DOMPurify through 3.4.6 contains a cross-site scripting vulnerability in INPLACE mode that trusts attacker-controlled nodeName on live non-form nodes. Attackers can supply hostile live DOM objects with real script children whose observable nodeName is clobbered to appear as allowed elements,...

EUVD-2026-48270

DOMPurify through 3.4.6 contains a cross-site scripting vulnerability in INPLACE mode that trusts attacker-controlled nodeName on live non-form nodes. Attackers can supply hostile live DOM objects with real script children whose observable nodeName is clobbered to appear as allowed elements,...

CVE-2026-65898 DOMPurify before 3.4.11 Permanent Attribute Allowlist Pollution via setConfig

DOMPurify before 3.4.11 fails to clone the ALLOWEDATTR allowlist when setConfig is used with an uponSanitizeAttribute hook, allowing the hook to permanently mutate the shared allowlist. Attackers can register a hook that conditionally allows dangerous attributes like onerror for trusted elements,...

CVE-2026-65898

DOMPurify before 3.4.11 is affected. The vulnerability arises when setConfig() is used with an uponSanitizeAttribute hook and the ALLOWED_ATTR allowlist isn’t cloned, allowing the hook to permanently mutate the shared allowlist. An attacker can register a hook that conditionally permits dangerous...

CVE-2026-65503

Contributor Cross Site Scripting XSS in Ultimate Store Kit Elementor Addons = 3.0.5 versions...

CVE-2026-65475 WordPress Modula Image Gallery plugin 2.14.25-2.14.30 - Cross Site Scripting (XSS) vulnerability

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in WP Chill Modula Image Gallery allows Stored XSS. This issue affects Modula Image Gallery: from 2.14.25 through 2.14.30...

EUVD-2026-48250

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in WP Chill Modula Image Gallery allows Stored XSS. This issue affects Modula Image Gallery: from 2.14.25 through 2.14.30...

CVE-2026-65606 SiYuan before v3.7.2 Cross-Site Scripting to RCE

SiYuan before v3.7.2 contains a cross-site scripting vulnerability in the siyuan:// protocol handler. When a siyuan://plugins/ link references a name that is not an installed plugin, the application opens a custom tab and inserts the link's icon parameter into the tab header via innerHTML without...

EUVD-2026-48242

SiYuan before v3.7.2 contains a cross-site scripting vulnerability in the siyuan:// protocol handler. When a siyuan://plugins/ link references a name that is not an installed plugin, the application opens a custom tab and inserts the link's icon parameter into the tab header via innerHTML without...

CVE-2026-65606

SiYuan before v3.7.2 contains a cross-site scripting vulnerability in the siyuan:// protocol handler. When a siyuan://plugins/ link references a name that is not an installed plugin, SiYuan Desktop opens a custom tab and inserts the link’s icon parameter into the tab header via innerHTML without ...

CVE-2026-65606 SiYuan before v3.7.2 Cross-Site Scripting to RCE

SiYuan before v3.7.2 contains a cross-site scripting vulnerability in the siyuan:// protocol handler. When a siyuan://plugins/ link references a name that is not an installed plugin, the application opens a custom tab and inserts the link's icon parameter into the tab header via innerHTML without...

CVE-2026-65606 SiYuan before v3.7.2 Cross-Site Scripting to RCE

SiYuan before v3.7.2 contains a cross-site scripting vulnerability in the siyuan:// protocol handler. When a siyuan://plugins/ link references a name that is not an installed plugin, the application opens a custom tab and inserts the link's icon parameter into the tab header via innerHTML without...

CVE-2026-65605 SiYuan before v3.7.2 Stored XSS to RCE via Attribute View

SiYuan before v3.7.2 contains a stored cross-site scripting vulnerability in Attribute View database cell rendering. A Template column value is rendered as HTML via text/template without auto-escaping, and EscapeHTML is only applied when HasUnclosedHtmlTag returns true; because balanced...

EUVD-2026-48241

SiYuan before v3.7.2 contains a stored cross-site scripting vulnerability in Attribute View database cell rendering. A Template column value is rendered as HTML via text/template without auto-escaping, and EscapeHTML is only applied when HasUnclosedHtmlTag returns true; because balanced...