elFinder: CSRF in netmount allows forced FTP mounts and server-side FTP connections

Summary The PHP connector's CSRF gate protects many mutating commands, but it does not protect the netmount connector command. In the shipped minimal connector setup, FTP network mounting is enabled by default, so a cross-site request can force an elFinder instance to mount an attacker-chosen FTP...

EUVD-2026-68772

elFinder: CSRF in netmount allows forced FTP mounts and server-side FTP connections...

The vulnerability of the checkExtractItems() method in the elFinderVolumeDriver.class.php file of the elFinder file manager allows a hacker to execute arbitrary code.

The vulnerability of the checkExtractItems method in the elFinderVolumeDriver.class.php file of the elFinder file manager allows for unlimited downloading of malicious files. Exploiting this vulnerability could enable a remote attacker to execute arbitrary code...

The vulnerability of the fsock_get_contents() function in the elFinder file manager allows a hacker to disclose sensitive information that should be protected.

The vulnerability of the fsockgetcontents function in the elFinder file manager is related to insufficient validation of requests on the server side. Exploiting this vulnerability allows a remote attacker to disclose sensitive information that should be protected...

CVE-2026-81889

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, elFinder URL uploads in php/elFinder.class.php can bypass server-side request forgery protections when PHP cURL is unavailable because validateaddress validates $info'ip', but getremotecontent...

CVE-2026-81890

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, the netmount command is omitted from elFinderConnector::$csrfProtectedCmds in php/elFinderConnector.class.php, so validateCsrfToken is not called for this state-changing operation. In the...

CVE-2026-81891

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, checkExtractItems in php/elFinderVolumeDriver.class.php calls mimetypeInternalDetect without passing the result through mimeTypeNormalize. Because the .phtml, .phar, .php5, and .php3 extension...

CVE-2026-81889

creationtimestamp| type| source ---|---|--- 2026-08-31 21:09:21+00:00| seen| https://bsky.app/profile/thestandup.bsky.social/post/3mufsvnvr7u2v 2026-08-31 22:35:02+00:00| published-proof-of-concept| https://github.com/Studio-42/elFinder/security/advisories/GHSA-8x3q-jpjh-qh5c...

CVE-2026-81891

elFinder (open-source web file manager) is vulnerable to remote code execution prior to version 2.1.70 . The flaw resides in checkExtractItems() in php/elFinderVolumeDriver.class.php, which calls mimetypeInternalDetect() without passing the result through mimeTypeNormalize(). Because the .phtml, ...

CVE-2026-81891 elFinder: ZIP extraction bypasses uploadDeny MIME filter allowing PHP file upload (RCE)

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, checkExtractItems in php/elFinderVolumeDriver.class.php calls mimetypeInternalDetect without passing the result through mimeTypeNormalize. Because the .phtml, .phar, .php5, and .php3 extension...

CVE-2026-81891 elFinder: ZIP extraction bypasses uploadDeny MIME filter allowing PHP file upload (RCE)

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, checkExtractItems in php/elFinderVolumeDriver.class.php calls mimetypeInternalDetect without passing the result through mimeTypeNormalize. Because the .phtml, .phar, .php5, and .php3 extension...

CVE-2026-81891 elFinder: ZIP extraction bypasses uploadDeny MIME filter allowing PHP file upload (RCE)

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, checkExtractItems in php/elFinderVolumeDriver.class.php calls mimetypeInternalDetect without passing the result through mimeTypeNormalize. Because the .phtml, .phar, .php5, and .php3 extension...

CVE-2026-81890

elFinder (an open-source web file manager built on jQuery UI) prior to 2.1.70 is vulnerable to a CSRF flaw in the netmount command. The command is omitted from elFinderConnector::$csrfProtectedCmds in php/elFinderConnector.class.php, so validateCsrfToken() is never invoked for this state-changing...

CVE-2026-81890 elFinder: CSRF in netmount allows forced FTP mounts and server-side FTP connections

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, the netmount command is omitted from elFinderConnector::$csrfProtectedCmds in php/elFinderConnector.class.php, so validateCsrfToken is not called for this state-changing operation. In the...

CVE-2026-81890 elFinder: CSRF in netmount allows forced FTP mounts and server-side FTP connections

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, the netmount command is omitted from elFinderConnector::$csrfProtectedCmds in php/elFinderConnector.class.php, so validateCsrfToken is not called for this state-changing operation. In the...

CVE-2026-81890 elFinder: CSRF in netmount allows forced FTP mounts and server-side FTP connections

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, the netmount command is omitted from elFinderConnector::$csrfProtectedCmds in php/elFinderConnector.class.php, so validateCsrfToken is not called for this state-changing operation. In the...

GHSA-8X3Q-JPJH-QH5C elFinder: SSRF protection bypass via DNS rebinding in the `fsock_get_contents()` fallback

poc.zip Summary elFinder 2.1.69 is vulnerable to a Server-Side Request Forgery SSRF protection bypass when PHP cURL is unavailable and URL uploads use the fsockgetcontents fallback. An attacker who can submit a URL for server-side upload can use an attacker-controlled DNS hostname that initially...

elFinder: SSRF protection bypass via DNS rebinding in the `fsock_get_contents()` fallback

poc.zip Summary elFinder 2.1.69 is vulnerable to a Server-Side Request Forgery SSRF protection bypass when PHP cURL is unavailable and URL uploads use the fsockgetcontents fallback. An attacker who can submit a URL for server-side upload can use an attacker-controlled DNS hostname that initially...

CVE-2026-81889

elFinder (open-source web file manager) contains an SSRF protection bypass in php/elFinder.class.php prior to version 2.1.70 . When PHP cURL is unavailable, get_remote_contents() falls back to fsock_get_contents(), which performs a second DNS resolution to $arr['host'] independent of the IP alrea...

CVE-2026-81889 elFinder: SSRF protection bypass via DNS rebinding in the `fsock_get_contents()` fallback

elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Prior to 2.1.70, elFinder URL uploads in php/elFinder.class.php can bypass server-side request forgery protections when PHP cURL is unavailable because validateaddress validates $info'ip', but getremotecontent...