How severe is CVE-2018-16431?

CVE-2018-16431 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-16431 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16431?

CVE-2018-16431 affects Yfcmf. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16431?

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.

When was CVE-2018-16431 published?

CVE-2018-16431 was published on 2018-09-04 and last updated on 2026-06-17.

CVE-2018-16431

CVE-2018-16431 is a high-severity vulnerability in Yfcmf with a CVSS 3.x base score of 8.8. 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Yfcmf
Published: 2018-09-04
Last modified: 2026-06-17

Description

admin/admin/adminsave.html in YFCMF v3.0 allows CSRF to add an administrator account.

Frequently asked questions

What is CVE-2018-16431?: admin/admin/adminsave.html in YFCMF v3.0 allows CSRF to add an administrator account.
How severe is CVE-2018-16431?: CVE-2018-16431 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-16431 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16431?: CVE-2018-16431 affects Yfcmf. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16431?: 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.
When was CVE-2018-16431 published?: CVE-2018-16431 was published on 2018-09-04 and last updated on 2026-06-17.

References

http://hpdoger.me/2018/08/23/Csrf%20in%20YFCMF%203.0/

Affected products (1)

cpe:2.3:a:yfcmf:yfcmf:3.0:*:*:*:*:*:*:*

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