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CVSS: 6.3EPSS: 0%CPEs: 1EXPL: 0

Halo is an open source website building tool. A security vulnerability has been identified in versions prior to 2.19.0 of the Halo project. This vulnerability allows an attacker to execute malicious scripts in the user's browser through specific HTML and JavaScript code, potentially leading to a Cross-Site Scripting (XSS) attack. This vulnerability is fixed in 2.19.0. • https://github.com/halo-dev/halo/security/advisories/GHSA-28x9-hppj-m537 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •

CVSS: 6.3EPSS: 0%CPEs: 1EXPL: 0

Halo is an open source website building tool. A security vulnerability has been identified in versions prior to 2.17.0 of the Halo project. This vulnerability allows an attacker to execute malicious scripts in the user's browser through specific HTML and JavaScript code, potentially leading to a Cross-Site Scripting (XSS) attack. Users are advised to upgrade to version 2.17.0+. There are no known workarounds for this vulnerability. • https://github.com/halo-dev/halo/security/advisories/GHSA-x3rj-3x75-vw4g • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •

CVSS: 4.8EPSS: 0%CPEs: 1EXPL: 1

An arbitrary file upload vulnerability in Halo up to v1.6.1 allows attackers to execute arbitrary code via a crafted .md file. • http://halo.com https://gist.github.com/b33t1e/a1a0d81b1173d0d00de8f4e7958dd867 https://github.com/halo-dev/halo https://notes.sjtu.edu.cn/s/s5oEvs-p5 • CWE-434: Unrestricted Upload of File with Dangerous Type •

CVSS: 7.5EPSS: 0%CPEs: 1EXPL: 1

SSRF vulnerability in Halo <=1.3.2 exists in the SMTP configuration, which can detect the server intranet. Una vulnerabilidad de tipo SSRF en Halo versiones anteriores a 1.3.2 incluyéndola, se presenta en la configuración SMTP, que puede detectar la intranet del servidor • https://github.com/halo-dev/halo/issues/806 • CWE-918: Server-Side Request Forgery (SSRF) •

CVSS: 7.2EPSS: 1%CPEs: 4EXPL: 2

Halo before 1.2.0-beta.1 allows Server Side Template Injection (SSTI) because TemplateClassResolver.SAFER_RESOLVER is not used in the FreeMarker configuration. Halo en versiones anteriores a la 1.2.0-beta.1 permite la inyección de plantillas del lado del servidor (SSTI) porque TemplateClassResolver.SAFER_RESOLVER no se utiliza en la configuración de FreeMarker. • https://github.com/halo-dev/halo/compare/v1.1.3-beta.2...v1.2.0-beta.1 https://github.com/halo-dev/halo/issues/419 https://github.com/halo-dev/halo/issues/440 • CWE-918: Server-Side Request Forgery (SSRF) •