EUVD-2026-48146
GHSA-88f6-fjj2-q75j
Severity by source
AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Admin authentication required (PR:H) and non-trivial exploitation conditions (AC:H) confirmed; scope change retained as SSRF reaches beyond WordPress into internal network resources.
Primary rating from Vendor (Patchstack).
CVSS VectorVendor: Patchstack
Lifecycle Timeline
1DescriptionCVE.org
Author Server Side Request Forgery (SSRF) in Photo Block <= 1.7.1 versions.
AnalysisAI
Server-Side Request Forgery in the Photo Block WordPress plugin (versions 1.7.1 and earlier) allows authenticated administrators to cause the hosting WordPress server to issue arbitrary HTTP requests to attacker-controlled destinations, including internal network services. The CVSS scope-change flag (S:C) indicates impact extends beyond WordPress itself to back-end infrastructure reachable from the server. No public exploit code and no CISA KEV listing exist at time of analysis, and the high-privilege requirement substantially limits the realistic attacker pool to compromised admin accounts or rogue administrators.
Technical ContextAI
Photo Block is a WordPress plugin authored by Ronald Huereca, identified by CPE cpe:2.3:a:ronald_huereca:photo_block:*:*:*:*:*:*:*:* (all versions through 1.7.1). The root-cause class is CWE-918 (Server-Side Request Forgery): the plugin accepts a user-supplied URL - presumably for fetching remote photo or image assets - and passes it directly to a server-side HTTP client without adequate validation of the target host or scheme. This allows the server to be weaponized as an HTTP proxy, potentially reaching private IPv4 ranges (RFC 1918), cloud metadata endpoints (e.g., 169.254.169.254), or other internal services that would normally be inaccessible to external clients. The CVSS scope-change metric (S:C) confirms the vulnerability's blast radius crosses the security boundary of the WordPress application itself.
RemediationAI
Update the Photo Block plugin to a version beyond 1.7.1 as soon as a patched release is available from the plugin author Ronald Huereca; consult the Patchstack advisory at https://patchstack.com/database/wordpress/plugin/photo-block/vulnerability/wordpress-photo-block-plugin-1-7-1-server-side-request-forgery-ssrf-vulnerability?_s_id=cve for the confirmed fix version, which was not independently verified in available data. As a compensating control where immediate upgrade is not possible, restrict outbound HTTP requests from the WordPress server at the network layer using an egress firewall, explicitly blocking access to RFC 1918 private IP ranges and cloud metadata endpoints (e.g., 169.254.169.254) - this prevents the server from reaching sensitive internal resources even if the SSRF is triggered. Additionally, limit WordPress administrator role assignments to the minimum necessary users, since PR:H means valid admin credentials are a prerequisite for exploitation. Note that network-level egress filtering is a meaningful mitigation but does not eliminate the SSRF condition itself.
More in Wordpress Plugin
View allThe Backup Migration plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 1
The Hash Form - Drag & Drop Form Builder plugin for WordPress is vulnerable to arbitrary file uploads due to missing fil
Authentication bypass in the LiteSpeed Cache WordPress plugin (versions prior to 6.5.0.1) allows unauthenticated remote
The Simple File List plugin for WordPress through version 4.2.2 contains an unauthenticated remote code execution vulner
The SureTriggers WordPress plugin through version 1.0.82 contains a privilege escalation vulnerability that allows unaut
The Ninja Forms plugin before 2.9.42.1 for WordPress allows remote attackers to conduct PHP object injection attacks via
The Business Directory Plugin - Easy Listing Directories for WordPress plugin for WordPress is vulnerable to time-based
SQL injection in the NotificationX WordPress plugin (versions up to and including 2.8.2) allows unauthenticated remote a
The POST SMTP Mailer - Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress i
The MasterStudy LMS WordPress Plugin - for Online Courses and Education plugin for WordPress is vulnerable to union base
The Email Subscribers by Icegram Express plugin for WordPress is vulnerable to SQL Injection via the ‘hash’ parameter in
Remote code execution in the WP Query Console WordPress plugin (versions up to and including 1.0) by Ajit Bohra allows u
Same weakness CWE-918 – Server-Side Request Forgery (SSRF)
View allShare
External POC / Exploit Code
Leaving vuln.today