How severe is CVE-2024-55658?

CVE-2024-55658 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-55658 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-55658?

CVE-2024-55658 affects B3log Siyuan. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-55658?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-55658 have an EU (EUVD) identifier?

Yes. CVE-2024-55658 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3407.

When was CVE-2024-55658 published?

CVE-2024-55658 was published on 2024-12-12 and last updated on 2026-06-17.

CVE-2024-55658

CVE-2024-55658 is a high-severity vulnerability in B3log Siyuan with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 8.7
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-3407
Weakness: CWE-22
Affected product: B3log Siyuan
Published: 2024-12-12
Last modified: 2026-06-17

Description

SiYuan is a personal knowledge management system. Prior to version 3.1.16, SiYuan's /api/export/exportResources endpoint is vulnerable to arbitary file read via path traversal. It is possible to manipulate the paths parameter to access and download arbitrary files from the host system by traversing the workspace directory structure. Version 3.1.16 contains a patch for the issue.

Frequently asked questions

What is CVE-2024-55658?: SiYuan is a personal knowledge management system. Prior to version 3.1.16, SiYuan's /api/export/exportResources endpoint is vulnerable to arbitary file read via path traversal. It is possible to manipulate the paths parameter to access and download arbitrary files from the host system by traversing the workspace directory structure. Version 3.1.16 contains a patch for the issue.
How severe is CVE-2024-55658?: CVE-2024-55658 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-55658 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-55658?: CVE-2024-55658 affects B3log Siyuan. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-55658?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-55658 have an EU (EUVD) identifier?: Yes. CVE-2024-55658 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-3407.
When was CVE-2024-55658 published?: CVE-2024-55658 was published on 2024-12-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:b3log:siyuan:3.1.15:-:*:*:*:*:*:*

More vulnerabilities in B3log Siyuan

CVE-2026-32938 — Critical (CVSS 9.9): SiYuan is a personal knowledge management system. In versions 3.6.0 and below, the /api/lute/html2BlockDOM on the…
CVE-2026-33670 — Critical (CVSS 9.8): SiYuan is a personal knowledge management system. Prior to version 3.6.2, the /api/file/readDir interface was used to…
CVE-2026-33669 — Critical (CVSS 9.8): SiYuan is a personal knowledge management system. Prior to version 3.6.2, document IDs were retrieved via the…
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CVE-2024-55660 — Critical (CVSS 9.8): SiYuan is a personal knowledge management system. Prior to version 3.1.16, SiYuan's `/api/template/renderSprig`…
CVE-2024-53507 — Critical (CVSS 9.8): A SQL injection vulnerability was discovered in Siyuan 3.1.11 in /getHistoryItems.

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