How severe is CVE-2017-18512?

CVE-2017-18512 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-2017-18512 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18512?

CVE-2017-18512 affects Supsystic Newsletter By Supsystic. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-18512?

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-2017-18512 published?

CVE-2017-18512 was published on 2019-08-14 and last updated on 2026-06-17.

CVE-2017-18512

CVE-2017-18512 is a high-severity vulnerability in Supsystic Newsletter By Supsystic 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% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Supsystic Newsletter By Supsystic
Published: 2019-08-14
Last modified: 2026-06-17

Description

The newsletter-by-supsystic plugin before 1.1.8 for WordPress has CSRF.

Frequently asked questions

What is CVE-2017-18512?: The newsletter-by-supsystic plugin before 1.1.8 for WordPress has CSRF.
How severe is CVE-2017-18512?: CVE-2017-18512 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-2017-18512 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18512?: CVE-2017-18512 affects Supsystic Newsletter By Supsystic. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-18512?: 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-2017-18512 published?: CVE-2017-18512 was published on 2019-08-14 and last updated on 2026-06-17.

References

https://wordpress.org/plugins/newsletter-by-supsystic/#developers

Affected products (1)

cpe:2.3:a:supsystic:newsletter_by_supsystic:*:*:*:*:*:wordpress:*:*

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