CVE-2019-12246

SilverStripe Denial of Service on flush and development URL tools

4.3 MediumFix available

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

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: Low

Exploit likelihood

0.70%Down 0.3 points since Apr 14, 2021

What each source reports

NVD Score used 4.3

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

Record: CVE-2019-12246
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness: CWE-352
Updated: 2026-11-02

CVE List No score

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

Record: CVE-2019-12246
Updated: 2026-11-02

EUVDEUVD-2022-2576 No score

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

Record: EUVD-2022-2576
Updated: 2026-11-03

GitHub AdvisoriesGHSA-5fr8-xhqq-4p3q 4.3

SilverStripe Denial of Service on flush and development URL tools

SilverStripe before 4.4.0 allows a Denial of Service on flush and development URL tools.

Record: GHSA-5fr8-xhqq-4p3q
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Weakness: CWE-352
Updated: 2026-11-02

OSV 4.3

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

Record: CVE-2019-12246
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Updated: 2026-11-02

OSVGHSA-5fr8-xhqq-4p3q 4.3

SilverStripe Denial of Service on flush and development URL tools

SilverStripe before 4.4.0 allows a Denial of Service on flush and development URL tools.

Record: GHSA-5fr8-xhqq-4p3q
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Weakness: CWE-352
Updated: 2026-11-02

Affected products

silverstripe

Affected packages

Affected packages
Package	Affected	Fixed
`silverstripe/framework` Packagist	4.0.0 up to 4.4.0	4.4.0
`silverstripe/framework` Packagist	through 3.6	None known
`silverstripe/framework` Packagist	4.0.0 up to 4.4.0, plus listed versions 4.0.14.0.1-rc14.0.24.0.34.0.4 Show 26 moreShow less 4.0.54.0.64.0.74.1.04.1.0-rc14.1.0-rc24.1.14.1.24.1.34.1.44.1.54.2.04.2.0-beta14.2.14.2.24.2.34.2.44.2.54.3.04.3.0-rc14.3.14.3.24.3.34.3.44.3.54.4.0-rc1	4.4.0
`silverstripe/framework` Packagist	through 3.6, plus listed versions 2.4.102.4.112.4.122.4.132.4.9 Show 45 moreShow less 2.5.03.0.103.0.10-rc13.0.113.0.11-rc13.0.123.0.133.0.143.0.2.13.0.33.0.3-rc13.0.3-rc23.0.43.0.53.0.63.0.6-rc13.0.6-rc23.0.73.0.7-rc13.0.83.0.93.0.9-rc13.1.03.1.0-beta13.1.0-beta23.1.0-beta33.1.0-rc13.1.0-rc23.1.0-rc33.1.13.1.103.1.10-rc13.1.10-rc23.1.113.1.11-rc13.1.123.1.133.1.13-rc13.1.143.1.14-rc13.1.153.1.163.1.16-rc13.1.173.1.17-rc1	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-12246 is a medium vulnerability (CVSS 4.3) in Silverstripe, published February 19, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.70%, the 53rd percentile. Fixed in silverstripe/framework 4.4.0.

References

This page doesn't list everything

Left out here: 98 versions. The JSON record has them.