CVE-2022-4767 Denial of Service in usememos/memos
An attacker can cause a denial of service in the usememos/memos web application, requiring an upgrade to mitigate.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-4767?
CVE-2022-4767 is a high-severity denial of service vulnerability in Usememos Memos, published on 27 Dec 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Denial of Service in GitHub repository usememos/memos prior to 0.9.1.
Weakness: CWE-400
Which versions are affected by CVE-2022-4767?
3 open source packages ship an affected version, including github.com/usememos/memos. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
github.com/usememos/memos Go | All versions | 0.9.1 |
github.com/usememos/memos Go | All versions | 0.9.1 |
github.com/usememos/memos Go | All versions | 0.9.1 |
Products include Usememos Memos.
How do I fix CVE-2022-4767?
Upgrade github.com/usememos/memos to 0.9.1 or later.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-4767 being exploited?
There is no known exploitation of CVE-2022-4767 in the wild and no public exploit code.
Other vulnerabilities in Usememos Memos
- CVE-2025-50738 Memos has Cross-Site Scripting (XSS) Vulnerability in Image URLs
- CVE-2025-22952 Memos Server-Side Request Forgery (SSRF)
- CVE-2023-0109 Stored XSS in usememos/memos
- CVE-2023-4696 Improper Access Control in usememos/memos
- CVE-2022-4866 Cross-site Scripting (XSS) - Stored in usememos/memos
Sources
Also known as GHSA-33m8-f4hw-wm3q, GO-2022-1219.