7.3highHigh
CVE-2026-78654
A vulnerability has been found in cleverbrush framework and deep up to 4.4.0. This impacts the function deepExtend of the file libs/deep/src/deepExtend.ts. The manipulation leads to improperly controlled modification of object prototype attributes. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. Upgrading to version 4.4.1 will fix this issue. The identifier of the patch is 810398c1308c500c3b8b6af380b5a89371389327. You should upgrade the affected component.
What the metrics mean
- It is reachable over a network, without needing local access.
- For an attacker who can reach it, no special conditions are needed to exploit it.
- To exploit it, no account is needed.
- Beyond that, no action by a user is required.
Scoring
- CVSS
- 7.3 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L- CVSS v4
- 5.5
- Weakness
- CWE-94
- Assigned by
- cna@vuldb.com
Dates
- Published
- 2026-08-25
- Last modified
- 2026-08-26
- Sources
- NVD
References
- https://github.com/cleverbrush/framework/
- https://github.com/cleverbrush/framework/commit/810398c1308c500c3b8b6af380b5a89371389327
- https://github.com/cleverbrush/framework/issues/213
- https://github.com/cleverbrush/framework/pull/215
- https://github.com/cleverbrush/framework/releases/tag/%40cleverbrush/async%404.4.1
- https://vuldb.com/cve/CVE-2026-78654
- https://vuldb.com/submit/886401
- https://vuldb.com/vuln/394866
- https://vuldb.com/vuln/394866/cti
- https://vuldb.com/submit/886401