How severe is CVE-2024-12864?

CVE-2024-12864 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 none, integrity none, and availability high.

Is CVE-2024-12864 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-12864?

CVE-2024-12864 affects Youdao Qanything. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-12864?

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-2024-12864 have an EU (EUVD) identifier?

Yes. CVE-2024-12864 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-6984.

When was CVE-2024-12864 published?

CVE-2024-12864 was published on 2025-03-20 and last updated on 2026-06-17.

CVE-2024-12864

CVE-2024-12864 is a high-severity vulnerability in Youdao Qanything 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-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-6984
Weakness: CWE-400
Affected product: Youdao Qanything
Published: 2025-03-20
Last modified: 2026-06-17

Description

A Denial of Service (DoS) vulnerability was discovered in the file upload feature of netease-youdao/qanything version v2.0.0. The vulnerability is due to improper handling of form-data with a large filename in the file upload request. An attacker can exploit this vulnerability by sending a large filename, causing the server to become overwhelmed and unavailable for legitimate users. This attack does not require authentication, making it highly scalable and increasing the risk of exploitation.

Frequently asked questions

What is CVE-2024-12864?: A Denial of Service (DoS) vulnerability was discovered in the file upload feature of netease-youdao/qanything version v2.0.0. The vulnerability is due to improper handling of form-data with a large filename in the file upload request. An attacker can exploit this vulnerability by sending a large filename, causing the server to become overwhelmed and unavailable for legitimate users. This attack does not require authentication, making it highly scalable and increasing the risk of exploitation.
How severe is CVE-2024-12864?: CVE-2024-12864 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 none, integrity none, and availability high.
Is CVE-2024-12864 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-12864?: CVE-2024-12864 affects Youdao Qanything. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-12864?: 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-2024-12864 have an EU (EUVD) identifier?: Yes. CVE-2024-12864 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-6984.
When was CVE-2024-12864 published?: CVE-2024-12864 was published on 2025-03-20 and last updated on 2026-06-17.

References

https://huntr.com/bounties/365c3b9a-180c-4bb5-98d8-dbd78d93fcb7

Affected products (1)

cpe:2.3:a:youdao:qanything:2.0.0:*:*:*:*:*:*:*

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