CVE-2026-75828 Grav before 2.0.15 Stored XSS via detectXss() Quote Bypass

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the detectXss function where unpaired quotes in unquoted attribute values bypass event-handler detection. Authenticated editors can inject event handlers like onerror= that pass validation and execute in visitor browsers...

CVE-2026-75828 Grav before 2.0.15 Stored XSS via detectXss() Quote Bypass

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the detectXss function where unpaired quotes in unquoted attribute values bypass event-handler detection. Authenticated editors can inject event handlers like onerror= that pass validation and execute in visitor browsers...

PT-2026-76928

Grav before 2.0.15 contains a stored cross-site scripting vulnerability in the detectXss function where unpaired quotes in unquoted attribute values bypass event-handler detection. Authenticated editors can inject event handlers like onerror= that pass validation and execute in visitor browsers...

PT-2026-76934

Grav before 2.0.14 contains a stored cross-site scripting vulnerability in the Security::detectXss function system/src/Grav/Common/Security.php. All XSS detection patterns use the PCRE /u UTF-8 modifier, so a single invalid UTF-8 byte anywhere in page content causes preg match to return false for...

Cross-site Scripting (XSS)

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the detectXss function. An attacker can execute arbitrary JavaScript in the context of site visitors by injecting...

CVE-2026-72832

Grav versions from 1.5.2 through 2.0.12 contain a stored cross-site scripting vulnerability in the Security::detectXss function system/src/Grav/Common/Security.php. The event-handler scan is anchored at ?, which cannot cross the first literal ; when a appears inside a quoted attribute value the...

CVE-2026-72832

Grav before 2.0.13 (versions 1.5.2–2.0.12) contains a stored XSS in Security::detectXss() (system/src/Grav/Common/Security.php). The event-handler detector uses a pattern anchored at “]*?, which fails when a > appears inside a quoted attribute value, allowing a payload such as ” onerror=alert(...

CVE-2026-72832

Grav versions from 1.5.2 through 2.0.12 contain a stored cross-site scripting vulnerability in the Security::detectXss function system/src/Grav/Common/Security.php. The event-handler scan is anchored at ?, which cannot cross the first literal ; when a appears inside a quoted attribute value the...

CVE-2026-72832 Grav before 2.0.12 Stored XSS via quoted-attribute bypass

Grav versions from 1.5.2 through 2.0.12 contain a stored cross-site scripting vulnerability in the Security::detectXss function system/src/Grav/Common/Security.php. The event-handler scan is anchored at ?, which cannot cross the first literal ; when a appears inside a quoted attribute value the...

CVE-2026-72832 Grav before 2.0.12 Stored XSS via quoted-attribute bypass

Grav versions from 1.5.2 through 2.0.12 contain a stored cross-site scripting vulnerability in the Security::detectXss function system/src/Grav/Common/Security.php. The event-handler scan is anchored at ?, which cannot cross the first literal ; when a appears inside a quoted attribute value the...

CVE-2026-72832 Grav before 2.0.12 Stored XSS via quoted-attribute bypass

Grav versions from 1.5.2 through 2.0.12 contain a stored cross-site scripting vulnerability in the Security::detectXss function system/src/Grav/Common/Security.php. The event-handler scan is anchored at ?, which cannot cross the first literal ; when a appears inside a quoted attribute value the...

PT-2026-72001

Grav versions from 1.5.2 through 2.0.12 contain a stored cross-site scripting vulnerability in the Security::detectXss function system/src/Grav/Common/Security.php. The event-handler scan is anchored at ?, which cannot cross the first literal ; when a appears inside a quoted attribute value the...

CVE-2026-42612 Grav: Publisher-Level Stored XSS via Unquoted Event Attributes

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a stored Cross-Site Scripting XSS vulnerability in getgrav/grav allows publisher-level accounts to execute arbitrary JavaScript. The issue arises from a blacklist bypass in the detectXss function when handling unquoted HTML event attribute...

CVE-2026-42612 Grav: Publisher-Level Stored XSS via Unquoted Event Attributes

Grav is a file-based Web platform. Prior to 2.0.0-beta.2, a stored Cross-Site Scripting XSS vulnerability in getgrav/grav allows publisher-level accounts to execute arbitrary JavaScript. The issue arises from a blacklist bypass in the detectXss function when handling unquoted HTML event attribute...

Grav 跨站脚本漏洞

Grav is a scalable content management system CMS developed by the Grav open-source community, suitable for use in personal blogs, small content publishing platforms, and single-page product displays. Versions of Grav prior to 2.0.0-beta.2 contained a cross-site scripting vulnerability. This...

Cross-site Scripting (XSS)

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the admin/pages/ endpoint due to insufficient sanitization of user-supplied input in the detectXss function. An...

Cross-site Scripting (XSS)

getgrav/grav is vulnerable to cross site scripting. The vulnerability exists due to lack of sanitization of regular expression in the detectXss function allowing an attacker to inject maliciously crafted script via the browser in onX events...

Cross-site Scripting (XSS)

getgrav/grav is vulnerable to cross-site scripting XSS attacks. Insufficient checks in detectXss allow remote attackers to inject and execute arbitrary javascript code in the victim's browser...