High severity · published Feb 3, 2026
CVE-2026-1810
bolo-blog bolo-solo ZIP File BackupService.java unpackFilteredZip path traversal
8.8
CVSS
0.5%
EPSS
No
On KEV
Description
A vulnerability was detected in bolo-blog bolo-solo up to 2.6.4. The impacted element is the function unpackFilteredZip of the file src/main/java/org/b3log/solo/bolo/prop/BackupService.java of the component ZIP File Handler. Performing a manipulation of the argument File results in path traversal. The attack is possible to be carried out remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BO
bolo-solo · bolo-blog
2.6.0; 2.6.1; 2.6.2; 2.6.3; 2.6.4 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-1810
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-1810
Product
https://github.com/bolo-blog/bolo-solo/
Exploit
https://github.com/bolo-blog/bolo-solo/issues/326
Permissions Required
https://vuldb.com/?ctiid.343978
Third Party Advisory
https://vuldb.com/?id.343978
Third Party Advisory
https://vuldb.com/?submit.742422
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