CVE-2021-3726
Last modified
CVE-2021-3726 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. # Vulnerability in `title` function **Description**: the `title` function defined in `lib/termsupport.zsh` uses `print` to set the terminal title to a user-supplied string. In Oh My Zsh, this function is always used securely, but custom user code could use the `title` function in a way that is unsafe. EPSS estimates a 0.78% chance of exploitation in the next 30 days.
Description
# Vulnerability in `title` function **Description**: the `title` function defined in `lib/termsupport.zsh` uses `print` to set the terminal title to a user-supplied string. In Oh My Zsh, this function is always used securely, but custom user code could use the `title` function in a way that is unsafe. **Fixed in**: [a263cdac](https://github.com/ohmyzsh/ohmyzsh/commit/a263cdac). **Impacted areas**: - `title` function in `lib/termsupport.zsh`. - Custom user code using the `title` function.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Planetargon | Oh My Zsh | < 2021-11-11 |
References
- https://github.com/ohmyzsh/ohmyzsh/commit/a263cdacPatch, Third Party Advisory
- https://github.com/ohmyzsh/ohmyzsh/commit/a263cdacPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-3726?
How severe is CVE-2021-3726?
How do I fix CVE-2021-3726?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-37232A stack overflow vulnerability occurs in Atomicparsley 20210…9.8
- CVE-2021-37234Incorrect Access Control vulnerability in Modern Honey Netwo…6.5
- CVE-2021-3724Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2021-3725Vulnerability in dirhistory plugin Description: the widgets …8.8
- CVE-2021-37253M-Files Web before 20.10.9524.1 allows a denial of service v…7.5
- CVE-2021-37254In M-Files Web product with versions before 20.10.9524.1 and…7.5
- CVE-2021-37262JFinal_cms 5.1.0 is vulnerable to regex injection that may l…7.5
- CVE-2021-37267Cross Site Scripting (XSS) vulnerability exists in all versi…6.1
- CVE-2021-3727# Vulnerability in `rand-quote` and `hitokoto` plugins **Des…9.8
- CVE-2021-37270There is an unauthorized access vulnerability in the CMS Ent…9.8
- CVE-2021-37271Cross Site Scripting (XSS) vulnerability exists in UEditor v…5.4
- CVE-2021-37273A Denial of Service issue exists in China Telecom Corporatio…7.5
Are you affected by CVE-2021-3726?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST