CVE-2024-56156
criticalpriority · track · 36EPSS 0.008 · 57 %ileEUUSEPSS · scored 2026-10-27
Halo is an open source website building tool. Prior to version 2.20.13, a vulnerability in Halo allows attackers to bypass file type validation controls. This bypass enables the upload of malicious files including executables and HTML files, which can lead to stored cross-site scripting attacks and potential remote code execution under certain circumstances. This issue has been patched in version 2.20.13.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–critical · 2.7–9
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (2)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (11)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2024-56156cnnvd
- https://github.com/halo-dev/halo/pull/7149cnnvd
- https://github.com/halo-dev/halo/releasesPatchcnnvd
- https://github.com/halo-dev/halo/security/advisories/GHSA-99mc-ch53-pqh9cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2024-56156cnnvd
- https://github.com/halo-dev/halo/commit/24f8d7b57127e2607ec05adb7c912b3decddeb99enisa_euvd
- https://github.com/halo-dev/halo/pull/7149enisa_euvd
- https://github.com/halo-dev/halo/security/advisories/GHSA-99mc-ch53-pqh9enisa_euvd
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