# Silverstripe vulnerabilities

Source: https://junglewise.ai/threats/vendors/silverstripe  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 11 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/silverstripe.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 5 vulnerabilities in Silverstripe: 0 in the last 7 days and 4 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-55186, was published on 3 November 2026. 1 vulnerability in the last four weeks, up from none in the four before.

## Counts

- Last 7 days: 0
- Last 30 days: 1
- Last 90 days: 4
- All time: 5 (0 critical, 0 exploited in the wild)

## About Silverstripe

Silverstripe is a technology company that develops the Silverstripe CMS and framework.

## Latest Silverstripe vulnerabilities

- [CVE-2026-55186: SilverStripe MFA authentication bypass in password reset](https://junglewise.ai/threats/cve-2026-55186-multifactor-authentication-for-silverstripe-can-bypass-mfa-during) (medium, CVSS 4.2, published 3 Nov 2026)
- [CVE-2026-55779: Silverstripe Versioned provides versioning for Silverstripe models. Prior to 3.2.1, RestoreAction::getRestoreMessage() in…](https://junglewise.ai/threats/cve-2026-55779-silverstripe-versioned-xss-in-archive-admin-restore) (medium, CVSS 5.4, published 28 Aug 2026)
- [CVE-2026-54721: Silverstripe userforms remote code execution in email subject](https://junglewise.ai/threats/cve-2026-54721-silverstripe-userforms-remote-code-execution-in-email-subject) (high, CVSS 8.8, published 27 Aug 2026)
- [CVE-2026-54718: Silverstripe Advanced Workflow RCE in email template](https://junglewise.ai/threats/cve-2026-54718-silverstripe-advanced-workflow-rce-in-email-template) (high, CVSS 7.2, published 27 Aug 2026)
- [CVE-2026-54720: Silverstripe Framework XSS in Insert media from web functionality](https://junglewise.ai/threats/cve-2026-54720-silverstripe-framework-xss-in-insert-media-from-web-functionality) (medium, CVSS 5.4, published 1 Jul 2026)

## Most severe Silverstripe vulnerabilities

- [CVE-2026-54721: Silverstripe userforms remote code execution in email subject](https://junglewise.ai/threats/cve-2026-54721-silverstripe-userforms-remote-code-execution-in-email-subject) (high, CVSS 8.8, published 27 Aug 2026)
- [CVE-2026-54718: Silverstripe Advanced Workflow RCE in email template](https://junglewise.ai/threats/cve-2026-54718-silverstripe-advanced-workflow-rce-in-email-template) (high, CVSS 7.2, published 27 Aug 2026)
- [CVE-2026-55779: Silverstripe Versioned provides versioning for Silverstripe models. Prior to 3.2.1, RestoreAction::getRestoreMessage() in…](https://junglewise.ai/threats/cve-2026-55779-silverstripe-versioned-xss-in-archive-admin-restore) (medium, CVSS 5.4, published 28 Aug 2026)
- [CVE-2026-54720: Silverstripe Framework XSS in Insert media from web functionality](https://junglewise.ai/threats/cve-2026-54720-silverstripe-framework-xss-in-insert-media-from-web-functionality) (medium, CVSS 5.4, published 1 Jul 2026)
- [CVE-2026-55186: SilverStripe MFA authentication bypass in password reset](https://junglewise.ai/threats/cve-2026-55186-multifactor-authentication-for-silverstripe-can-bypass-mfa-during) (medium, CVSS 4.2, published 3 Nov 2026)

## Vulnerabilities per week

1 vulnerability in the last four weeks, up from none in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 3 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 1 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Silverstripe vulnerabilities", https://junglewise.ai/threats/vendors/silverstripe, 11 November 2026.