CVE-2026-1813

MEDIUM
2026-02-04 [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 - 21:54 vuln.today
PoC Detected
Mar 03, 2026 - 00:19 vuln.today
Public exploit code
CVE Published
Feb 04, 2026 - 00:16 nvd
MEDIUM 6.3

Tags

Java Bolo Solo

Description

A vulnerability was found in bolo-blog bolo-solo up to 2.6.4. Affected is an unknown function of the file src/main/java/org/b3log/solo/bolo/pic/PicUploadProcessor.java of the component FreeMarker Template Handler. The manipulation of the argument File results in unrestricted upload. It is possible to launch the attack remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Analysis

Unrestricted file upload in Bolo Solo up to version 2.6.4 allows authenticated remote attackers to upload arbitrary files via the FreeMarker Template Handler component. Public exploit code exists for this vulnerability, and the vendor has not yet released a patch despite early notification. …

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Remediation

Within 30 days: Identify affected systems running bolo-blog 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-2026-1813 vulnerability details – vuln.today
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