CVE-2026-1691 – bolo-solo SnakeYAML BackupService.java importMarkdownsSync deserialization

CVE ID : CVE-2026-1691

Published : Jan. 30, 2026, 5:16 p.m. | 1 hour, 55 minutes ago

Description : A vulnerability has been found in bolo-solo up to 2.6.4. This impacts the function importMarkdownsSync of the file src/main/java/org/b3log/solo/bolo/prop/BackupService.java of the component SnakeYAML. Such manipulation leads to deserialization. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Severity: 6.5 | MEDIUM

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