TI-2017-14230 Aliases CVE-2017-20164 GHSA-wm32-3r4m-jvcc

Symbiote Seed Login SecurityLoginExtension.php onBeforeSecurityLogin redirect

LOW 29CWE-601Published 2023-01-07 · Updated 2025-04-08

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Spoofing
Confidentiality · integrity · availability: Low · Low · Low
Fix status: Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-601.

Summary

A vulnerability was found in Symbiote Seed up to 6.0.2. It has been classified as critical. Affected is the function onBeforeSecurityLogin of the file code/extensions/SecurityLoginExtension.php of the component Login. The manipulation of the argument URL leads to open redirect. It is possible to launch the attack remotely. Upgrading to version 6.0.3 is able to address this issue. The patch is identified as b065ebd82da53009d273aa7e989191f701485244. It is recommended to upgrade the affected component. VDB-217626 is the identifier assigned to this vulnerability.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00564 47th percentileScored 2026-11-07

Fix Fixed symbiote/silverstripe-seed (Packagist): 6.0.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Symbiote	Seed	6.0.0; 6.0.1; 6.0.2	—	No fix listed	CNA
—	symbiote/silverstripe-seed (Packagist)	before 6.0.3	6.0.3	Patch available	GHSA-wm32-3r4m-jvcc

Seed VendorSymbiote Affected 6.0.0; 6.0.1; 6.0.2 Fixed in — No fix listed CNA
symbiote/silverstripe-seed (Packagist) Vendor— Affected before 6.0.3 Fixed in 6.0.3 Patch available GHSA-wm32-3r4m-jvcc

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:symbiote:seed::::::silverstripe::*	6.0.0 to before 6.0.3	Vulnerable	Symbiote

cpe:2.3:a:symbiote:seed:*:*:*:*:*:silverstripe:*:* Versions 6.0.0 to before 6.0.3 Vulnerable ·Symbiote

Remediation

Fix · GHSA-wm32-3r4m-jvcc symbiote/silverstripe-seed (Packagist) Fixed in 6.0.3 Advisory →

Timeline

2026-10-02 Threatist record created from CVE-2017-20164
2026-10-03 Alias added: GHSA-wm32-3r4m-jvcc

References

Patch 2

Advisory 1

https://nvd.nist.gov/vuln/detail/CVE-2017-20164

Other 1

https://github.com/symbiote/silverstripe-seed

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences