How severe is CVE-2022-23644?

CVE-2022-23644 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-23644 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-23644?

CVE-2022-23644 affects Joinbookwyrm Bookwyrm. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-23644?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-23644 published?

CVE-2022-23644 was published on 2022-02-16 and last updated on 2026-06-17.

CVE-2022-23644

CVE-2022-23644 is a high-severity vulnerability in Joinbookwyrm Bookwyrm with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-918.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Joinbookwyrm Bookwyrm
Published: 2022-02-16
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2022-23644?: 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.
How severe is CVE-2022-23644?: CVE-2022-23644 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-23644 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-23644?: CVE-2022-23644 affects Joinbookwyrm Bookwyrm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-23644?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-23644 published?: CVE-2022-23644 was published on 2022-02-16 and last updated on 2026-06-17.

References

https://github.com/bookwyrm-social/bookwyrm/security/advisories/GHSA-5m7g-66h6-5cvq

Affected products (1)

cpe:2.3:a:joinbookwyrm:bookwyrm:*:*:*:*:*:*:*:*

More vulnerabilities in Joinbookwyrm Bookwyrm

CVE-2022-2651 — Critical (CVSS 9.8): Authentication Bypass by Primary Weakness in GitHub repository bookwyrm-social/bookwyrm prior to 0.4.5.
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CVE-2022-31136 — Medium (CVSS 6.3): Bookwyrm is an open source social reading and reviewing program. Versions of Bookwyrm prior to 0.4.1 did not properly…
CVE-2022-35925 — Medium (CVSS 5.3): BookWyrm is a social network for tracking reading. Versions prior to 0.4.5 were found to lack rate limiting on…

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