# silverstripe/userforms (Packagist) vulnerabilities

Source: https://junglewise.ai/threats/technologies/silverstripe-userforms  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/silverstripe-userforms.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 3 vulnerabilities in silverstripe/userforms (Packagist): 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-54721, was published on 27 August 2026. Nothing was published in the last eight weeks.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 1
- All time: 3 (0 critical, 0 exploited in the wild)

## About silverstripe/userforms (Packagist)

SilverStripe extension that provides form building and submission functionality.

## Latest silverstripe/userforms (Packagist) 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)
- [silverstripe/userforms file upload exposure on UserForms module](https://junglewise.ai/threats/silverstripe-userforms-file-upload-exposure-on-userforms-module-a2caa88f) (low, CVSS 3.1, published 28 May 2024)
- [CVE-2020-9280: SilverStripe Folders migrated from 3.x may be unsafe to upload to](https://junglewise.ai/threats/cve-2020-9280-silverstripe-folders-migrated-from-3-x-may-be-unsafe-to-upload-to) (low, CVSS 3.1, published 24 May 2022)

## Most severe silverstripe/userforms (Packagist) 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-2020-9280: SilverStripe Folders migrated from 3.x may be unsafe to upload to](https://junglewise.ai/threats/cve-2020-9280-silverstripe-folders-migrated-from-3-x-may-be-unsafe-to-upload-to) (low, CVSS 3.1, published 24 May 2022)
- [silverstripe/userforms file upload exposure on UserForms module](https://junglewise.ai/threats/silverstripe-userforms-file-upload-exposure-on-userforms-module-a2caa88f) (low, CVSS 3.1, published 28 May 2024)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 1 | 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 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

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- [typo3/cms-core (Packagist)](https://junglewise.ai/threats/technologies/typo3-cms-core): 127 vulnerabilities
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## 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/userforms (Packagist) vulnerabilities", https://junglewise.ai/threats/technologies/silverstripe-userforms, 9 November 2026.