In AdGuardHome, versions v0.95 through v0.108.0-b.13 are vulnerable to Cross-Site Request Forgery (CSRF), in the custom filtering rules functionality. An attacker can persuade an authorized user to follow a malicious link, resulting in deleting/modifying the custom filtering rules.

The file that contains the vulnerable code is no longer present as of v0.108.0-b.16.

References

• https://nvd.nist.gov/vuln/detail/CVE-2022-32175
• https://github.com/AdguardTeam/AdGuardHome/blob/v0.108.0-b.13/internal/home/controlfiltering.go#L265
• https://www.mend.io/vulnerability-database/CVE-2022-32175
• https://github.com/AdguardTeam/AdGuardHome/blob/v0.108.0-b.15/internal/home/controlfiltering.go
• https://github.com/AdguardTeam/AdGuardHome/blob/v0.108.0-b.16/internal/home/controlfiltering.go
• AdguardTeam/AdGuardHome@756b14a