RCE in Ractivejs Ractive
CVE-2026-78181
A weakness has been identified in ractivejs ractive up to 1.4.4. Impacted is the function Ractive#set of the component Keypath Handler. Executing a manipulation can lead to improperly controlled modification of object prototype attributes. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
Vulnerability class: RCE (Remote Code Execution)
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Ractivejs Ractive — versions 1.4.0, 1.4.1, 1.4.2
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking, exploit)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-78181?
- CVE-2026-78181 is a high-severity vulnerability in Ractivejs Ractive, classified under Code Injection. CVSS score: 7.3/10. Published 2026-08-24.
- How severe is CVE-2026-78181?
- High severity. CVSS v3 base score is 7.3 out of 10.