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Public proof of conceptFix available

CVE-2022-35925

A public proof of concept exists; no exploitation attested.

  • Published2022-08-02
  • Fixed in0.4.5
  • WeaknessCWE-287 · CWE-307

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

BookWyrm is a social network for tracking reading. Versions prior to 0.4.5 were found to lack rate limiting on authentication views which allows brute-force attacks. This issue has been patched in version 0.4.5. Admins with existing instances will need to update their `nginx.conf` file that was created when the instance was set up. Users are advised advised to upgrade. Users unable to upgrade may update their nginx.conf files with the changes manually.

Timeline

dates in UTC
  1. 2022-08-0221:15CVE publishedNVD

Versions per branch

NVD
Joinbookwyrm bookwyrm
BranchAffectedFixed in
0.4< 0.4.50.4.5

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As GitHub_M, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • bookwyrm-social bookwyrm
    Affected
    • = < 0.4.5no fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2022-08-02

Fix

  1. Update Joinbookwyrm bookwyrm to 0.4.5

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • CISA-ADPSSVC decisionpoc2025-04-22
  • CNACVSS 3.15.3known since 2026-10-23
  • NVDCVSS 3.19.8read 2026-10-23
  • CNAweakness (CWE)CWE-287known since 2026-10-23
  • NVDweakness (CWE)CWE-307read 2026-10-23
  • FIRST EPSSEPSS score1.8 %2026-11-08

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2022-08-02
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2022-35925?

BookWyrm is a social network for tracking reading. Versions prior to 0.4.5 were found to lack rate limiting on authentication views which allows brute-force attacks. This issue has been patched in version 0.4.5. Admins with existing instances will need to update their `nginx.conf` file that was created when the instance was set up. Users are advised advised to upgrade. Users unable to upgrade may update their nginx.conf files with the changes manually.

Is CVE-2022-35925 actively exploited?

A proof-of-concept exploit exists for CVE-2022-35925, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2022-35925?

CVE-2022-35925 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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