CVE-2022-4841 Cross-site Scripting (XSS) - Stored in usememos/memos
Stored XSS in Memos allows attackers to inject malicious scripts, potentially leading to code execution or account takeover.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-4841?
CVE-2022-4841 is a high-severity cross-site scripting vulnerability in Usememos Memos, published on 29 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Cross-site Scripting (XSS) - Stored in GitHub repository usememos/memos prior to 0.9.1.
Weakness: CWE-79
Which versions are affected by CVE-2022-4841?
2 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 |
Products include Usememos Memos.
How do I fix CVE-2022-4841?
Upgrade github.com/usememos/memos to 0.9.1 or later.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2022-4841 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4841 exists.
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-rmhx-9h5h-3xh3.