CVE-2026-1691 (GCVE-0-2026-1691)

Vulnerability from cvelistv5 – Published: 2026-01-30 17:02 – Updated: 2026-02-23 09:10
VLAI
Title
bolo-solo SnakeYAML BackupService.java importMarkdownsSync deserialization
Summary
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.
Severity
5.3 (Medium)
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
6.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C
6.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C
CWE
Assigner
References
URL Tags
https://vuldb.com/?id.343485 vdb-entrytechnical-description
https://vuldb.com/?ctiid.343485 signaturepermissions-required
https://vuldb.com/?submit.741899 third-party-advisory
https://github.com/bolo-blog/bolo-solo/issues/325 issue-tracking
https://github.com/bolo-blog/bolo-solo/issues/325… exploitissue-tracking
Impacted products
Vendor Product Version
n/a bolo-solo Affected: 2.6.0
Affected: 2.6.1
Affected: 2.6.2
Affected: 2.6.3
Affected: 2.6.4
Credits
MaoQiu (VulDB User)
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.