Vulnerability · Published Feb 3, 2026 · Assigned by VulDB

CVE-2026-1811bolo-blog bolo-solo Filename BackupService.java importFromMarkdown 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 44% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.5%top 56.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A flaw has been found in bolo-blog bolo-solo up to 2.6.4. This affects the function importFromMarkdown of the file src/main/java/org/b3log/solo/bolo/prop/BackupService.java of the component Filename Handler. Executing a manipulation of the argument File can lead to path traversal. The attack may be performed from remote. The exploit has been published 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)

Vendor	Product	Versions
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

VDB-343979 | bolo-blog bolo-solo Filename BackupService.java importFromMarkdown path traversal vdb-entry, technical-description
VDB-343979 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #742437 | https://github.com/bolo-blog/bolo-solo bolo-solo V2.6.4 Arbitrary File Write and Remote Code Execution third-party-advisory
https://github.com/bolo-blog/bolo-solo/issues/327 exploit, issue-tracking
https://github.com/bolo-blog/bolo-solo/ product