CVE-2020-23256 electerm allows unauthorized users to execute arbitrary commands
Attackers can execute arbitrary code by sending unverified requests to the Electerm service due to missing authentication.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-23256?
CVE-2020-23256 is a critical missing authorization vulnerability in n/a, published on 20 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in Electerm 1.3.22, allows attackers to execute arbitrary code via unverified request to electerms service.
Weakness: CWE-306
Which versions are affected by CVE-2020-23256?
2 open source packages ship an affected version, including electerm. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
electerm npm | All versions to 1.3.22 | None |
electerm npm | All versions to 1.3.22 | None |
Products include Electerm Project Electerm.
How do I fix CVE-2020-23256?
No fix has been published for CVE-2020-23256 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2020-23256 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-23256 exists.
Other vulnerabilities in n/a
- CVE-2026-41500 electerm has Command Injection Vulnerability via runMac function
- CVE-2026-41501 electerm has Command Injection Vulnerability via runLinux function
- CVE-2026-43941 Unvalidated shell.openExternal in electerm allows arbitrary protocol execution via terminal link click
- CVE-2026-43944 electerm: dangerous code can be run through links or command line
- CVE-2026-45353 electerm: Local code through electerm's single-instance socket
Sources
Also known as GHSA-x73w-g8hx-v7rp.