CVE-2025-58020
BaseFortify
Publication date: 2025-09-22
Last updated on: 2026-04-23
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| patchstack | theater_for_wordpress | 0.18.8 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-79 | The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Stored Cross-Site Scripting (XSS) issue in the Theater plugin for WordPress (versions up to 0.18.8). It allows attackers with contributor-level privileges to inject malicious scripts into web pages generated by the plugin. These scripts can execute when visitors access the compromised website, potentially causing redirects, displaying unwanted advertisements, or executing other harmful HTML payloads. The vulnerability falls under the OWASP Top 10 category A3: Injection. [1]
How can this vulnerability impact me? :
The impact of this vulnerability includes the risk of attackers injecting malicious scripts that execute in the browsers of website visitors. This can lead to unauthorized redirects, display of unwanted content, or other malicious actions that compromise user experience and trust. Although the severity is rated as low (CVSS 6.5), exploitation can lead to partial compromise of confidentiality, integrity, and availability of the affected site. Exploitation requires contributor-level privileges, and attacks are typically automated and opportunistic. [1]
How can this vulnerability be detected on my network or system? Can you suggest some commands?
Detection of this vulnerability involves monitoring for suspicious script injections or unexpected HTML payloads in the WordPress Theater plugin up to version 0.18.8. Since exploitation requires contributor-level privileges, reviewing recent contributor activity and scanning for injected scripts in web pages served by the plugin is recommended. Patchstack suggests professional incident response and server-side malware scanning rather than relying on plugin-based scanners, which may be tampered with. Specific commands are not provided in the resources. [1]
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include applying virtual patching (vPatch) provided by Patchstack to neutralize the threat without impacting website performance, as no official patch or fixed version is currently available. Additionally, restricting contributor-level privileges to trusted users and monitoring for suspicious activity can help reduce risk. In case of compromise, professional incident response and server-side malware scanning are recommended. [1]