Medium 6.3Published Jan 30, 2026

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

Updated under an hour ago (Oct 26, 2026, 12:23 PM ET)

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It affects adlered bolo-solo. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for adlered bolo-solo

Exploited in the last 30 days

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.

CVSS: 6.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C
Weakness (CWE): CWE-502, CWE-20
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: Feb 23, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

adlered bolo-solo adlered:bolo-solo	through 2.6.4	NVD

References

https://vuldb.com/?id.343485vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.343485signature, permissions-required, vdb-entry
https://vuldb.com/?submit.741899third-party-advisory, vdb-entry
https://github.com/bolo-blog/bolo-solo/issues/325issue-tracking, exploit, vendor-advisory
https://github.com/bolo-blog/bolo-solo/issues/325#issue-3828755519exploit, issue-tracking, vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.