# CVE-2026-78181

## Summary

- **CVE ID:** CVE-2026-78181
- **Severity:** MEDIUM
- **CVSS Score:** 7.5 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P)
- **CWE:** CWE-1321, CWE-94
- **Published:** Aug 24, 2026
- **Last Modified:** Aug 26, 2026

## Description

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.

## Affected Products

- ractivejs — ractive (1.4.0)
- ractivejs — ractive (1.4.1)
- ractivejs — ractive (1.4.2)
- ractivejs — ractive (1.4.3)
- ractivejs — ractive (1.4.4)

## References

- [CNA](https://vuldb.com/vuln/394565)
- [CNA](https://vuldb.com/vuln/394565/cti)
- [CNA](https://vuldb.com/cve/CVE-2026-78181)
- [CNA](https://vuldb.com/submit/884187)
- [CNA](https://github.com/ractivejs/ractive/issues/3448)
- [CNA](https://github.com/ractivejs/ractive/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.44%
- **EPSS Percentile:** 37.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._