How severe is CVE-2017-17561?

CVE-2017-17561 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-17561 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-17561?

CVE-2017-17561 affects Seacms Project Seacms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-17561?

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-2017-17561 published?

CVE-2017-17561 was published on 2017-12-12 and last updated on 2026-06-17.

CVE-2017-17561

CVE-2017-17561 is a high-severity vulnerability in Seacms Project Seacms with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Seacms Project Seacms
Published: 2017-12-12
Last modified: 2026-06-17

Description

SeaCMS 6.56 allows remote authenticated administrators to execute arbitrary PHP code via a crafted token field to admin/admin_ping.php, which interacts with data/admin/ping.php.

Frequently asked questions

What is CVE-2017-17561?: SeaCMS 6.56 allows remote authenticated administrators to execute arbitrary PHP code via a crafted token field to admin/admin_ping.php, which interacts with data/admin/ping.php.
How severe is CVE-2017-17561?: CVE-2017-17561 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-17561 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-17561?: CVE-2017-17561 affects Seacms Project Seacms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-17561?: 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-2017-17561 published?: CVE-2017-17561 was published on 2017-12-12 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:seacms_project:seacms:6.56:*:*:*:*:*:*:*