# CVE-2022-4609: Cross-site Scripting (XSS) - Stored in usememos/memos

> Attackers can inject malicious scripts into memos, potentially stealing user sessions or executing code in victim browsers.

- **Severity:** High 7.6 (`CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 19 Dec 2022
- **Updated:** 14 Apr 2025
- **Also known as:** GHSA-rgj5-jj5q-v3v7

## What is CVE-2022-4609?

CVE-2022-4609 is a high-severity cross-site scripting vulnerability in Usememos Memos, published on 19 Dec 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

Cross-site Scripting (XSS) - Stored in GitHub repository usememos/memos prior to 0.9.0.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2022-4609?

2 open source packages ship an affected version, including github.com/usememos/memos. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `github.com/usememos/memos` | Go | All versions to 0.8.3 | None |
| `github.com/usememos/memos` | Go | All versions to 0.8.3 | None |

Products: Usememos Memos.

## How do I fix CVE-2022-4609?

No fix has been published for CVE-2022-4609 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-4609 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4609 exists.

## Other vulnerabilities in Usememos Memos

- [CVE-2025-50738](https://insights.sbomify.com/CVE-2025-50738/): Memos has Cross-Site Scripting (XSS) Vulnerability in Image URLs (critical 9.8)
- [CVE-2025-22952](https://insights.sbomify.com/CVE-2025-22952/): Memos Server-Side Request Forgery (SSRF) (critical 9.8)
- [CVE-2023-0109](https://insights.sbomify.com/CVE-2023-0109/): Stored XSS in usememos/memos (critical 9.8)
- [CVE-2023-4696](https://insights.sbomify.com/CVE-2023-4696/): Improper Access Control in usememos/memos (critical 9.8)
- [CVE-2022-4866](https://insights.sbomify.com/CVE-2022-4866/): Cross-site Scripting (XSS) - Stored in usememos/memos (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-4609 and fix it if it is affected.

What it is: CVE-2022-4609 is a high-severity cross-site scripting vulnerability in Usememos Memos, published on 19 Dec 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-4609 exists.

Affected packages and fixed versions:
- github.com/usememos/memos (Go): affected all versions up to 0.8.3; no fix listed
- github.com/usememos/memos (Go): affected all versions up to 0.8.3; no fix listed

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2022-4609/ (Markdown: https://insights.sbomify.com/CVE-2022-4609/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-4609
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-4609
- OSV: https://osv.dev/vulnerability/CVE-2022-4609

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-4609/
Summaries are generated and may contain mistakes; the official description above is the record.