CVE-2025-8807: A vulnerability was found in xujeff tianti 天梯 up to 2.3

Q: How do I fix CVE-2025-8807?

tianti: upgrade to newer than 2.3. Exact commands for each OS are on this page.

Q: Is CVE-2025-8807 being exploited?

CVE-2025-8807 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-8807 affect?

CVE-2025-8807 affects tianti. Severity is medium (CVSS 6.3). 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

Q: How urgent is CVE-2025-8807?

Priority 35/100. Public exploit reference

Routine

MEDIUM 6.3UPGRADE

CVE-2025-8807 is a medium-severity flaw (CVSS 6.3) affecting tianti. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 67%)
CISA exploited list	No
Weakness	CWE-862, CWE-863
Published	2025-08-10
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: tianti project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-08-10 12:15 UTCPublished CVE record published
2026-06-17 10:07 UTCUpdated Record last modified

tianti project tianti UPGRADE

Affected: <= 2.3

Fixed in: newer than 2.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy tianti || rpm -q tianti || tianti --version

2. UPGRADE to newer than 2.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade tianti

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade tianti

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-8807?

tianti: upgrade to newer than 2.3. Exact commands for each OS are on this page.

Is CVE-2025-8807 being exploited?

CVE-2025-8807 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-8807 affect?

CVE-2025-8807 affects tianti. Severity is medium (CVSS 6.3). 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

How urgent is CVE-2025-8807?

Priority 35/100. Public exploit reference

Related CVEs

CVE-2025-9795 MEDIUM 6.3 UPGRADE A vulnerability has been found in xujeff tianti 天梯 up to 2.3
CVE-2025-27910 HIGH 8.0 DOWNGRADE tianti v2.3 was discovered to contain a Cross-Site Request Forgery (CSRF) via the component /user/ajax/upd/sta
CVE-2025-25908 MEDIUM 5.4 DOWNGRADE A stored cross-site scripting (XSS) vulnerability in tianti v2.3 allows attackers to execute arbitrary web scr
CVE-2025-25907 HIGH 8.8 DOWNGRADE tianti v2.3 was discovered to contain a Cross-Site Request Forgery (CSRF) via the component /user/ajax/save

References

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