How severe is CVE-2025-8807?

CVE-2025-8807 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-8807 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-8807?

CVE-2025-8807 affects Tianti Project Tianti. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-8807?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-8807 have an EU (EUVD) identifier?

Yes. CVE-2025-8807 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24089.

When was CVE-2025-8807 published?

CVE-2025-8807 was published on 2025-08-10 and last updated on 2026-06-17.

CVE-2025-8807

CVE-2025-8807 is a medium-severity vulnerability in Tianti Project Tianti with a CVSS 3.x base score of 6.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-24089
Weakness: CWE-862
Affected product: Tianti Project Tianti
Published: 2025-08-10
Last modified: 2026-06-17

Description

A vulnerability was found in xujeff tianti 天梯 up to 2.3. It has been declared as critical. This vulnerability affects unknown code of the file /tianti-module-admin/user/ajax/save. The manipulation leads to missing authorization. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2025-8807?: A vulnerability was found in xujeff tianti 天梯 up to 2.3. It has been declared as critical. This vulnerability affects unknown code of the file /tianti-module-admin/user/ajax/save. The manipulation leads to missing authorization. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2025-8807?: CVE-2025-8807 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-8807 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-8807?: CVE-2025-8807 affects Tianti Project Tianti. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-8807?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-8807 have an EU (EUVD) identifier?: Yes. CVE-2025-8807 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24089.
When was CVE-2025-8807 published?: CVE-2025-8807 was published on 2025-08-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:tianti_project:tianti:*:*:*:*:*:*:*:*

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