How severe is CVE-2017-7877?

CVE-2017-7877 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-2017-7877 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7877?

CVE-2017-7877 affects Flatcore Flatcore-cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-7877?

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-2017-7877 published?

CVE-2017-7877 was published on 2017-04-14 and last updated on 2026-06-17.

CVE-2017-7877

CVE-2017-7877 is a high-severity vulnerability in Flatcore Flatcore-cms 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% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Flatcore Flatcore-cms
Published: 2017-04-14
Last modified: 2026-06-17

Description

CSRF vulnerability in flatCore version 1.4.6 allows remote attackers to modify CMS configurations.

Frequently asked questions

What is CVE-2017-7877?: CSRF vulnerability in flatCore version 1.4.6 allows remote attackers to modify CMS configurations.
How severe is CVE-2017-7877?: CVE-2017-7877 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-2017-7877 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-7877?: CVE-2017-7877 affects Flatcore Flatcore-cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-7877?: 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-2017-7877 published?: CVE-2017-7877 was published on 2017-04-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:flatcore:flatcore-cms:1.4.6:*:*:*:*:*:*:*

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