BookWyrm through 0.9.1 contains an authorization bypass vulnerability in the edit_readthrough function that allows authenticated users to modify other users' reading records. Attackers can exploit sequential ReadThrough IDs to overwrite arbitrary users' start dates, finish dates, progress, and progress mode, affecting reading statistics and exported data.
Advisories

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Fixes

Solution

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Workaround

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History

Sat, 05 Sep 2026 10:15:00 +0000

Type Values Removed Values Added
Description BookWyrm through 0.9.1 contains an authorization bypass vulnerability in the edit_readthrough function that allows authenticated users to modify other users' reading records. Attackers can exploit sequential ReadThrough IDs to overwrite arbitrary users' start dates, finish dates, progress, and progress mode, affecting reading statistics and exported data.
Title BookWyrm through 0.9.1 Insecure Direct Object Reference in edit-readthrough Allows Tampering with Other Users' Reading Records
First Time appeared Joinbookwyrm
Joinbookwyrm bookwyrm
Weaknesses CWE-639
CPEs cpe:2.3:a:joinbookwyrm:bookwyrm:*:*:*:*:*:*:*:*
Vendors & Products Joinbookwyrm
Joinbookwyrm bookwyrm
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-05T09:59:04.683Z

Reserved: 2026-09-05T01:59:19.915Z

Link: CVE-2026-86113

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-05T10:16:42.273

Modified: 2026-09-05T10:16:42.273

Link: CVE-2026-86113

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-05T11:30:05Z

Weaknesses