How severe is CVE-2025-55469?

CVE-2025-55469 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-2025-55469 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-55469?

CVE-2025-55469 affects Youlai Youlai-boot. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-55469?

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-2025-55469 have an EU (EUVD) identifier?

Yes. CVE-2025-55469 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-199739.

When was CVE-2025-55469 published?

CVE-2025-55469 was published on 2025-11-26 and last updated on 2026-06-17.

CVE-2025-55469

CVE-2025-55469 is a critical-severity vulnerability in Youlai Youlai-boot 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-863.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (29th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-199739
Weakness: CWE-863
Affected product: Youlai Youlai-boot
Published: 2025-11-26
Last modified: 2026-06-17

Description

Incorrect access control in youlai-boot v2.21.1 allows attackers to escalate privileges and access the Administrator backend.

Frequently asked questions

What is CVE-2025-55469?: Incorrect access control in youlai-boot v2.21.1 allows attackers to escalate privileges and access the Administrator backend.
How severe is CVE-2025-55469?: CVE-2025-55469 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-2025-55469 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (29th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-55469?: CVE-2025-55469 affects Youlai Youlai-boot. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-55469?: 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-2025-55469 have an EU (EUVD) identifier?: Yes. CVE-2025-55469 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-199739.
When was CVE-2025-55469 published?: CVE-2025-55469 was published on 2025-11-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:youlai:youlai-boot:2.21.1:*:*:*:*:*:*:*

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