CVE-2026-1691

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Source
https://cve.org/CVERecord?id=CVE-2026-1691
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-1691.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-1691
Published
2026-01-30T17:02:06Z
Modified
2026-08-12T03:51:41Z
Severity
  • 2.1 (Low) CVSS_V4 - CVSS: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 CVSS Calculator
Summary
bolo-solo SnakeYAML BackupService.java importMarkdownsSync deserialization
Details

A vulnerability has been found in bolo-solo up to 2.6.4. This impacts the function importMarkdownsSync of the file src/main/java/org/b3log/solo/bolo/prop/BackupService.java of the component SnakeYAML. Such manipulation leads to deserialization. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Database specific 
{
    "cna_assigner": "VulDB",
    "cwe_ids": [
        "CWE-20",
        "CWE-502"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/1xxx/CVE-2026-1691.json",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "2.6.0"
                },
                {
                    "last_affected": "2.6.0"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}
References

Affected packages

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

Affected ranges

Type
GIT
Repo
https://github.com/bolo-blog/bolo-solo
Events
Introduced
0bc4fc647a875914d25abd4b05bd854bba5e88d1
Last Affected
e0ab6b1f57a4ba66b4a42a7b6ceafb87c33290cc
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:adlered:bolo-solo:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "2.6.1"
        },
        {
            "last_affected": "2.6.1"
        },
        {
            "introduced": "2.6.2"
        },
        {
            "last_affected": "2.6.2"
        },
        {
            "introduced": "2.6.3"
        },
        {
            "last_affected": "2.6.3"
        },
        {
            "introduced": "2.6.4"
        },
        {
            "last_affected": "2.6.4"
        },
        {
            "introduced": "0"
        }
    ],
    "source": [
        "AFFECTED_FIELD",
        "CPE_RANGE"
    ]
}

Affected versions

2.*
2.6.1
2.6.2
2.6.3
2.6.4
v2.*
v2.6.1_stable
v2.6.2_stable
v2.6.3_stable
v2.6.4_stable

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-1691.json"