# CVE-2022-23644: Server-side request forgery in BookWyrm

> A logged-in user can exploit a server-side request forgery vulnerability in BookWyrm to access internal resources via the cover loading feature.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Feb 2022
- **Updated:** 23 Apr 2025
- **Also known as:** GHSA-5m7g-66h6-5cvq

## What is CVE-2022-23644?

CVE-2022-23644 is a high-severity server-side request forgery vulnerability in bookwyrm-social bookwyrm, published on 16 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

BookWyrm is a decentralized social network for tracking reading habits and reviewing books. The functionality to load a cover via url is vulnerable to a server-side request forgery attack. Any BookWyrm instance running a version prior to v0.3.0 is susceptible to attack from a logged-in user. The problem has been patched and administrators should upgrade to version 0.3.0 As a workaround, BookWyrm instances can close registration and limit members to trusted individuals.

Weakness: CWE-918 (Server-Side Request Forgery)

## Which versions are affected by CVE-2022-23644?

It affects 1 product.


Products: Joinbookwyrm Bookwyrm.

## How do I fix CVE-2022-23644?

No fix has been published for CVE-2022-23644 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-23644 being exploited?

There is no known exploitation of CVE-2022-23644 in the wild and no public exploit code.

## Other vulnerabilities in bookwyrm-social bookwyrm

- [CVE-2022-2651](https://insights.sbomify.com/CVE-2022-2651/): Authentication Bypass by Primary Weakness in bookwyrm-social/bookwyrm (critical 9.8)
- [CVE-2022-35953](https://insights.sbomify.com/CVE-2022-35953/): URL Redirection to Untrusted Site ('Open Redirect') in bookwyrm (high 7.1)
- [CVE-2022-31136](https://insights.sbomify.com/CVE-2022-31136/): Cross-site Scripting in BookWyrm (medium 6.3)
- [CVE-2022-35925](https://insights.sbomify.com/CVE-2022-35925/): Missing rate limit in Authentication in bookwyrm (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-23644 and fix it if it is affected.

What it is: CVE-2022-23644 is a high-severity server-side request forgery vulnerability in bookwyrm-social bookwyrm, published on 16 Feb 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-23644 in the wild and no public exploit code.

Affected product: bookwyrm-social bookwyrm. No package-level version data is available, so check the vendor advisory linked from the reference page.

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-2022-23644/ (Markdown: https://insights.sbomify.com/CVE-2022-23644/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-23644
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-23644
- OSV: https://osv.dev/vulnerability/CVE-2022-23644

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-23644/
Summaries are generated and may contain mistakes; the official description above is the record.