Zephyr Project Manager CVE-2025-12496
MEDIUMAttack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessAuthenticate with Custom-level plugin role
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DeliverySend crafted AJAX request with traversal in `file` param
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ExploitBypass path handling in AjaxHandler.php
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ExecutionRead arbitrary server files (e.g. wp-config.php)
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ImpactHarvest credentials or pivot via SSRF
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V5 - File Handling Path canonicalization, traversal prevention
MITRE ATT&CK
2 techniques across 2 tactics: Discovery, Collection The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | Requires an authenticated account holding the plugin's 'Custom' level access or above on a site running Zephyr Project Manager <=3.3.203; the attacker sends a traversal payload via the |
| Impact | This is a genuine but modest-priority issue. The provided CVSS 3.1 vector (AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N = 4.9 Medium) describes network-reachable, low-complexity exploitation with no user interaction, but requires elevated privileges (PR:H) - the description clarifies this as 'Custom-level access and above', a plugin-managed role rather than a fully anonymous attacker, which meaningfully limits the population of potential attackers. Impact is confidentiality-only (C:H, I:N, A:N): arbitrary file read that can expose wp-config.php credentials, secrets, or other sensitive server files, with an optional escalation to SSRF only where the server has allow_url_fopen enabled. No EPSS score, no CISA KEV entry, and no public POC were provided in the intelligence, so exploitation status is 'no public exploit identified at time of analysis'. There is no signal conflict: the CVSS network vector is consistent with a WordPress AJAX-handler traversal reachable over HTTP. The main caveat is that the SSRF impact is conditional (allow_url_fopen), and PR:H already gates the primary file-read, so real-world risk skews lower than the raw CWE-22 'arbitrary file read' phrasing suggests. |
| Exploit ScenarioDerived | An attacker who holds a Zephyr Project Manager 'Custom' (or higher) role on a WordPress site sends a crafted authenticated AJAX request with a path-traversal payload in the |
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Alert meAnalysisAIv1 – Sep 28, 2026
Authenticated WordPress users holding the Zephyr Project Manager plugin's 'Custom' role or above can read arbitrary files on the underlying server by passing traversal sequences through the plugin's file parameter, affecting every release up to and including 3.3.203. The primary impact is confidentiality loss from file disclosure (CVSS 4.9, vector AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N), with a secondary escalation to Server-Side Request Forgery on hosts where PHP's allow_url_fopen directive is enabled, allowing outbound requests to attacker-chosen URLs through the same parameter. No public exploit code was identified at time of analysis and there is no confirmed active exploitation, but the elevated 'Custom' role requirement is the main limiting factor; no user interaction is needed and the read primitive is reliable once an attacker has that plugin-level access.
RemediationAI
No vendor-released patch identified at time of analysis, so remediation must combine access reduction, configuration hardening, and monitoring for an updated plugin release through Wordfence's advisory at https://www.wordfence.com/threat-intel/vulnerabilities/id/2b4b0640-d61a-4969-a5c0-d2d709fb56d0?source=cve or the WordPress plugin repository listing. The most effective immediate control is to audit and shrink the set of accounts holding the plugin's 'Custom' role or higher, since the vulnerability requires that capability; revoking it from untrusted or low-trust users removes the attack path entirely, at the cost of those users losing the plugin functionality that role grants. Setting PHP's allow_url_fopen to Off removes the SSRF escalation and limits the issue to local file disclosure; the trade-off is that any theme, plugin, or script relying on URL wrappers with file functions (for example remote file_get_contents calls) will break. A reverse proxy or WAF rule that rejects requests containing encoded or plain traversal sequences (../, %2e%2e%2f, ..%2f) in the file parameter of the plugin's AJAX endpoints provides defense in depth for the path traversal itself, but such rules are signature-based and can be bypassed with unusual encodings, so they must not be treated as a substitute for removing the vulnerable role assignment or disabling the plugin. If the plugin is not essential, deactivating and removing it eliminates both the file-read and SSRF exposure, with the obvious trade-off of losing project-management functionality on the site. Because the read primitive can expose wp-config.php, sites that ran the vulnerable code with untrusted accounts holding 'Custom' access should treat database credentials and WordPress salts as potentially compromised and rotate them after remediation.
Affected ProductsAI
The Zephyr Project Manager plugin for WordPress, all versions up to and including 3.3.203, as distributed through the WordPress plugin repository; the plugin's Trac browser shows the affected code paths in includes/Base/AjaxHandler.php (around line 3506) and includes/Core/Projects.php (around line 1870). Because the description states all versions through 3.3.203 are affected, any site running the plugin at that version or earlier should be considered vulnerable, and no CPE identifiers were supplied in the available data to further scope the affected platform. The Wordfence threat intelligence entry at https://www.wordfence.com/threat-intel/vulnerabilities/id/2b4b0640-d61a-4969-a5c0-d2d709fb56d0?source=cve is the vendor-side advisory reference for this CVE. Sites are affected when the plugin is active and at least one account holds the plugin's 'Custom' access level or higher, since that privilege is what the AJAX handler checks before processing the file parameter.
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Technical ContextAI · show details
The issue is an instance of CWE-22, Improper Limitation of a Pathname to a Restricted Directory (Path Traversal), in the WordPress plugin Zephyr Project Manager. The plugin registers an AJAX handler in includes/Base/AjaxHandler.php (around line 3506) and reaches project file handling logic in includes/Core/Projects.php (around line 1870); these endpoints accept a file parameter whose value is used in file-system operations without canonicalizing the resolved path or confining it to an intended directory (for example via realpath() plus a base-directory prefix check). Because the value is not normalized, sequences such as ../ let an attacker escape the plugin's intended directory and cause the underlying PHP file-read function to open any path readable by the web server user, which in a typical WordPress deployment includes wp-config.php and therefore database credentials and authentication salts. The same unvalidated parameter also permits URL-style wrappers when the PHP configuration enables allow_url_fopen, which upgrades the file-read primitive to SSRF: the server will perform outbound HTTP/FTP requests to destinations the attacker chooses, enabling internal network probing and interaction with cloud metadata or other internal-only services. The CVSS vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N confirms network reachability, low attack complexity, high privilege prerequisite (PR:H), no user interaction, and a confidentiality-only impact with no integrity or availability effect in the rated scope. The relevant upstream source is visible in the WordPress plugin Trac browser at the AjaxHandler.php and Projects.php links provided in the references, and the vulnerability is documented by Wordfence.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Network-reachable low-complexity AJAX traversal needing an elevated 'Custom'+ role (PR:H); arbitrary file read gives C:H with no integrity or availability impact.
Primary rating from Vendor (wordfence).
CVSS VectorVendor: wordfence
DescriptionCVE.org
The Zephyr Project Manager plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 3.3.203 via the file parameter. This makes it possible for authenticated attackers, with Custom-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information. On a servers that have allow_url_fopen enabled, this issue allows for Server-Side Request Forgery
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Server-Side Request Forgery exploits applications that fetch remote resources based on user-supplied URLs.
Path traversal exploits occur when applications use user-controlled input to construct file system paths without proper validation.
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VulDB
GitHub PoC
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