How severe is CVE-2024-53505?

CVE-2024-53505 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-53505 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-53505?

CVE-2024-53505 affects B3log Siyuan. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-53505?

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

Does CVE-2024-53505 have an EU (EUVD) identifier?

Yes. CVE-2024-53505 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51983.

When was CVE-2024-53505 published?

CVE-2024-53505 was published on 2024-11-29 and last updated on 2026-06-17.

CVE-2024-53505

CVE-2024-53505 is a critical-severity vulnerability in B3log Siyuan with a CVSS 3.x base score of 9.8. 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-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-51983
Weakness: CWE-89
Affected product: B3log Siyuan
Published: 2024-11-29
Last modified: 2026-06-17

Description

A SQL injection vulnerability has been identified in Siyuan 3.1.11 via the id parameter at /getAssetContent.

Frequently asked questions

What is CVE-2024-53505?: A SQL injection vulnerability has been identified in Siyuan 3.1.11 via the id parameter at /getAssetContent.
How severe is CVE-2024-53505?: CVE-2024-53505 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-53505 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-53505?: CVE-2024-53505 affects B3log Siyuan. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-53505?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-53505 have an EU (EUVD) identifier?: Yes. CVE-2024-53505 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-51983.
When was CVE-2024-53505 published?: CVE-2024-53505 was published on 2024-11-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:b3log:siyuan:3.1.11:-:*:*:*:*:*:*

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…
CVE-2026-32767 — Critical (CVSS 9.8): SiYuan is a personal knowledge management system. Versions 3.6.0 and below contain an authorization bypass…
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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