Is CVE-2026-1812 actively exploited?

No active exploitation of CVE-2026-1812 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-1812 be exploited remotely?

Yes. CVE-2026-1812 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-1812?

CVE-2026-1812 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2026-1812

CWE-22Published: February 3, 2026· Updated: Jun 17, 2026

9.8

CVSS v3.1

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.

NVD Source

Risk Analysis

Bolo-solo is vulnerable to path traversal via the Filename Handler, which could allow remote attackers to access unauthorized files. This critical flaw has a CVSS score of 9.8.

The exploit has been disclosed to the public, but it is not in the CISA KEV. The vulnerability is remotely exploitable.

Recommended Action

Implement strict path validation and restrict access to the affected service until a vendor patch is released.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2026-1812 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.