What is CVE-2019-12437?

CVE-2019-12437 is a high-severity vulnerability in Silverstripe, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2020-02-19.

How severe is CVE-2019-12437?

High severity. CVSS v3 base score is 8.8 out of 10.

CSRF in Silverstripe

CVE-2019-12437

In SilverStripe through 4.3.3, the previous fix for SS-2018-007 does not completely mitigate the risk of CSRF in GraphQL mutations,

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2020-02-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (52.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Silverstripe

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

www.silverstripe.org/download/security-releases/ (Vendor Advisory)
www.silverstripe.org/blog/tag/release (Release Notes, Vendor Advisory)
forum.silverstripe.org/c/releases (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2019-12437?: CVE-2019-12437 is a high-severity vulnerability in Silverstripe, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2020-02-19.
How severe is CVE-2019-12437?: High severity. CVSS v3 base score is 8.8 out of 10.