CVE-2026-88826

HighCVSS 8.8/10Last modified Oct 13, 2026

Description

The SmugMug Embed WordPress plugin through 3.13 does not have authorisation or CSRF checks on an AJAX action that stores gallery data, and does not sanitise or escape that data before outputting it, allowing unauthenticated users to store arbitrary web scripts that execute when an administrator views the SmugMug Embed WordPress plugin through 3.13's settings screen.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-79

Affected software

Vendor	Product	Versions
Unknown	SmugMug Embed	<= 3.13

References

https://wpscan.com/vulnerability/6e8925b5-85a1-48e3-b744-df1c6fa24ed4/

Timeline

Published: Oct 11, 2026
Last modified: Oct 13, 2026
NVD status: Deferred

Related CVEs from 2026

CVE-2026-888278.8The Disable Users WordPress plugin through 1.0.5 does not enforce its account-disabling control on all authentication paths, allowing the ho CVE-2026-888285.4The Blacklist Manager for WooCommerce WordPress plugin from 1.3.0 to 2.3.1 does not enforce its user blocking on every authentication path, CVE-2026-888297.2A flaw was found in BusyBox httpd's reverse proxy feature. When the proxy is configured to forward requests matching a URL prefix to a backe CVE-2026-88836.4The Global Body Mass Index Calculator plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'gbmicalc' shortcode in vers CVE-2026-888307.5A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a cr CVE-2026-888315.3BusyBox httpd IP deny rules with invalid CIDR prefix lengths fail open, leaving a parsed IP with a zeroed mask so the rule matches no client CVE-2026-888327.3BusyBox romfs volume ID parsing uses unbounded strlen on attacker-controlled metadata, causing a heap buffer overflow when processing crafte CVE-2026-888336.5A flaw was found in BusyBox's udhcpc DHCP client. When processing raw DHCP packets, the client replaces the validated packet length with an CVE-2026-888343.7A flaw was found in BusyBox's httpd web server. When configured with system password authentication, a user existence oracle may exist in ce CVE-2026-888356.1BusyBox dpkg read_package_field() steps past a NUL terminator on malformed .deb packages, causing an out-of-bounds heap read.CVE-2026-888376.5BusyBox httpd treats yescrypt ($y$) password hashes as plaintext during Basic Authentication, inverting the authentication check.CVE-2026-888385.5A flaw was found in BusyBox's mount utility. A non-root user can bypass mount security restrictions set in /etc/fstab by specifying clearing