Vulnerability · Published Feb 3, 2026 · Assigned by VulDB

CVE-2026-1812bolo-blog bolo-solo Filename BackupService.java importFromCnblogs path traversal

Medium 6.3

In plain English

A medium-severity path traversal in bolo-solo from bolo-blog. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 43% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.5%top 57.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in bolo-blog bolo-solo up to 2.6.4. This impacts the function importFromCnblogs of the file src/main/java/org/b3log/solo/bolo/prop/BackupService.java of the component Filename Handler. The manipulation of the argument File leads to path traversal. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected products (as reported)

VendorProductVersions
bolo-blog bolo-solo 2.6.02.6.12.6.22.6.32.6.4

Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References