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THREAT OPS › Threat News › [NVD] CVE-2026-86112 (MEDIUM 5.4) — BookWyrm through 0.9.1 fails to validate user visibility permissions in the Favorite and Unfavorite views, allowing authenticated attackers to favorite or unfavorite followers-only and direct statuses they cannot access. Attackers can POST to the favorite endpoint with a status I

[NVD] CVE-2026-86112 (MEDIUM 5.4) — BookWyrm through 0.9.1 fails to validate user visibility permissions in the Favorite and Unfavorite views, allowing authenticated attackers to favorite or unfavorite followers-only and direct statuses they cannot access. Attackers can POST to the favorite endpoint with a status I

mednvdPublished 2026-09-05

CVE-2026-86112 CVSS: 5.4 MEDIUM Published: 2026-09-05T10:16:42.130

BookWyrm through 0.9.1 fails to validate user visibility permissions in the Favorite and Unfavorite views, allowing authenticated attackers to favorite or unfavorite followers-only and direct statuses they cannot access. Attackers can POST to the favorite endpoint with a status ID to create unauthorized interactions, trigger Activ

Indicators of compromise

CVE-2026-86112cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-86112