What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-30 · updated 2026-06-17
• Weakness: CWE-20

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.

Affected products

• bolo-blog bolo-solo: through 2.6.4

References

• https://github.com/bolo-blog/bolo-solo/issues/325
• https://github.com/bolo-blog/bolo-solo/issues/325#issue-3828755519
• https://vuldb.com/?ctiid.343485
• https://vuldb.com/?id.343485
• https://vuldb.com/?submit.741899

Get alerted when CVE-2026-1691 or the next vulnerability affects your stack