CVE-2022-23644: BookWyrm is a decentralized social network for tracking reading habits and reviewing books

Q: How do I fix CVE-2022-23644?

bookwyrm: upgrade to 0.3.0. Exact commands for each OS are on this page.

Q: Is CVE-2022-23644 being exploited?

CVE-2022-23644 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-23644 affect?

CVE-2022-23644 affects bookwyrm. Severity is high (CVSS 8.8). 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

This month

HIGH 8.8UPGRADE

CVE-2022-23644 is a high-severity flaw (CVSS 8.8) affecting bookwyrm. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.9% (top 40%)
CISA exploited list	No
Weakness	CWE-918
Published	2022-02-16
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: joinbookwyrm

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-02-16 19:15 UTCPublished CVE record published
2026-06-17 04:30 UTCUpdated Record last modified

joinbookwyrm bookwyrm UPGRADE

Affected: < 0.3.0

Fixed in: 0.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy bookwyrm || rpm -q bookwyrm || bookwyrm --version

2. UPGRADE to 0.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade bookwyrm

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade bookwyrm

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-23644?

bookwyrm: upgrade to 0.3.0. Exact commands for each OS are on this page.

Is CVE-2022-23644 being exploited?

CVE-2022-23644 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-23644 affect?

CVE-2022-23644 affects bookwyrm. Severity is high (CVSS 8.8). 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

How urgent is CVE-2022-23644?

Priority 46/100. High severity

Related CVEs

CVE-2022-35953 HIGH 7.1 UPGRADE BookWyrm is a social network for tracking your reading, talking about books, writing reviews, and discovering
CVE-2022-35925 MEDIUM 5.3 UPGRADE BookWyrm is a social network for tracking reading
CVE-2022-31136 MEDIUM 6.3 UPGRADE Bookwyrm is an open source social reading and reviewing program

References

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