CVE-2022-23644

Server-side request forgery in BookWyrm

HIGH
8.8
CVSS Score
Published: February 16, 2022 at 06:20 PM UTC
Updated: June 17, 2026 at 04:30 AM UTC
2 products affected across 2 vendorsBookwyrmBookwyrm

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Severity
HIGH8.8
Exploit prediction
EPSS 0.9%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 0.3.0
Affected range stops below 0.3.0, so it looks safe — our inference, not a vendor statement
v < 0.3.0
Affected range stops below 0.3.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-918

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