CVE-2026-1691

MEDIUM
2026-01-30 [email protected]
6.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 22:00 vuln.today
PoC Detected
Mar 03, 2026 - 01:09 vuln.today
Public exploit code
CVE Published
Jan 30, 2026 - 17:16 nvd
MEDIUM 6.3

Tags

Java Deserialization Bolo Solo

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.

Analysis

Unsafe deserialization in Bolo Solo up to version 2.6.4 through the SnakeYAML component allows authenticated attackers to execute arbitrary code remotely via the importMarkdownsSync function. Public exploit code exists for this vulnerability and no patch is currently available. …

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Remediation

Within 30 days: Identify affected systems running bolo-solo and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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Priority Score

52
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +32
POC: +20

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CVE-2026-1691 vulnerability details – vuln.today
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