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Fencer Vulns
medium 4.3

CVE-2019-12246 json

SilverStripe Denial of Service on flush and development URL tools

published 2020-02-19 6 y ago modified 2026-06-17 4 mo ago also GHSA-5fr8-xhqq-4p3q , EUVD-2022-2576

cvss
4.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 53%
public exploits
0
none known

Summary

SilverStripe through 4.3.3 allows a Denial of Service on flush and development URL tools.

Patch / fix

  • packagist silverstripe/framework 4.4.0

Exploit prediction

0.70% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P
GitHub 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

Affected packages

ecosystem package affected fixed in
packagist silverstripe/framework
>=4.0.0, <4.4.0
<=3.6
4.4.0

Classification

Weakness
  • CWE-352 Cross-Site Request Forgery

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.