Golang
CVE-2026-1573
MEDIUM
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization Output encoding, context-aware escaping
MITRE ATT&CK
2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS 6.4 (MEDIUM). Attack vector: Network. Complexity: Low. Privileges required: Low. User interaction: None. Exploitation requires contributor-level access. |
| Exploit ScenarioDerived | An attacker (requires contributor-level access) could exploit this vulnerability to compromise the affected system. |
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Alert meAnalysisAIv1 – Mar 12, 2026
Stored XSS in the OMIGO WordPress plugin through version 3.3 allows authenticated contributors and above to inject malicious scripts via the omigo_donate_button shortcode due to inadequate input sanitization, executing arbitrary code when users view affected pages. The vulnerability requires low privileges but impacts all users accessing compromised content, with no available patch as of now.
Earlier versions of this analysis (1)
The OMIGO plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's omigo_donate_button shortcode in all versions up to, and including, 3.3 due to insufficient input sanitization and output escaping on user supplied attributes. [CVSS 6.4 MEDIUM]
RemediationAI
Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.
Affected ProductsAI
Vendor: WordPress. Product: OMIGO (WordPress plugin).
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
Classified as CWE-79 (Cross-site Scripting (XSS)). Affects OMIGO (WordPress plugin). The OMIGO plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's omigo_donate_button shortcode in all versions up to, and including, 3.3 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
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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:L/UI:N/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionCVE.org
The OMIGO plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's omigo_donate_button shortcode in all versions up to, and including, 3.3 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Executive ViewAI
Organizations using all should be aware of moderate risk from CVE-2026-1573, a cross-site scripting vulnerability rated CVSS 6.4. Attackers could inject scripts to steal sessions or perform actions as authenticated users. Organizations should apply vendor updates when available and monitor for exploitation.
Apply vendor patch. If patching is delayed: implement CSP headers, enable HttpOnly cookies, deploy WAF XSS rules.
Threat Intelligence Overview
NVD
CVE.org
EPSS
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
Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.
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GitHub PoC
Exploit-DB