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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.

PUBLISHED Reserved 2026-02-03 | Published 2026-02-03 | Updated 2026-02-23 | Assigner VulDB




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Path Traversal

Product status

2.6.0
affected

2.6.1
affected

2.6.2
affected

2.6.3
affected

2.6.4
affected

Timeline

2026-02-03:Advisory disclosed
2026-02-03:VulDB entry created
2026-02-05:VulDB entry last update

Credits

MaoQiu (VulDB User) reporter

References

vuldb.com/?id.343979 (VDB-343979 | bolo-blog bolo-solo Filename BackupService.java importFromMarkdown path traversal) vdb-entry technical-description

vuldb.com/?ctiid.343979 (VDB-343979 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/?submit.742437 (Submit #742437 | https://github.com/bolo-blog/bolo-solo bolo-solo V2.6.4 Arbitrary File Write and Remote Code Execution) third-party-advisory

github.com/bolo-blog/bolo-solo/issues/327 exploit issue-tracking

github.com/bolo-blog/bolo-solo/ product

cve.org (CVE-2026-1811)

nvd.nist.gov (CVE-2026-1811)

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