CVE-2021-27938
XSS in CreateQueuedJobTask
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.
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
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2021-27938- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2021-27938- Updated
- 2026-11-02
EUVDEUVD-2021-0726 No score
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.
- Record
EUVD-2021-0726- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xgpf-p52j-pf7m No score
XSS in CreateQueuedJobTask
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.
- Record
GHSA-xgpf-p52j-pf7m- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2021-27938- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVGHSA-xgpf-p52j-pf7m No score
XSS in CreateQueuedJobTask
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.
- Record
GHSA-xgpf-p52j-pf7m- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
symbiote/silverstripe-queuedjobsPackagist |
3.0.0 up to 3.0.2 | 3.0.2 |
symbiote/silverstripe-queuedjobsPackagist |
3.1.0 up to 3.1.4 | 3.1.4 |
symbiote/silverstripe-queuedjobsPackagist |
4.0.0 up to 4.0.7 | 4.0.7 |
symbiote/silverstripe-queuedjobsPackagist |
4.1.0 up to 4.1.2 | 4.1.2 |
symbiote/silverstripe-queuedjobsPackagist |
4.2.0 up to 4.2.4 | 4.2.4 |
symbiote/silverstripe-queuedjobsPackagist |
4.3.0 up to 4.3.3 | 4.3.3 |
symbiote/silverstripe-queuedjobsPackagist |
4.4.0 up to 4.4.3 | 4.4.3 |
symbiote/silverstripe-queuedjobsPackagist |
4.5.0 up to 4.5.1 | 4.5.1 |
symbiote/silverstripe-queuedjobsPackagist |
4.6.0 up to 4.6.4 | 4.6.4 |
symbiote/silverstripe-queuedjobsPackagist |
3.0.0 up to 3.0.2, plus listed versions 3.0.1 |
3.0.2 |
Show 7 moreShow less
| Package | Affected | Fixed |
|---|---|---|
symbiote/silverstripe-queuedjobsPackagist |
3.1.0 up to 3.1.4, plus listed versions 3.1.13.1.23.1.3 |
3.1.4 |
symbiote/silverstripe-queuedjobsPackagist |
4.0.0 up to 4.0.7, plus listed versions 4.0.14.0.24.0.34.0.44.0.54.0.6 |
4.0.7 |
symbiote/silverstripe-queuedjobsPackagist |
4.1.0 up to 4.1.2, plus listed versions 4.1.1 |
4.1.2 |
symbiote/silverstripe-queuedjobsPackagist |
4.2.0 up to 4.2.4, plus listed versions 4.2.14.2.24.2.3 |
4.2.4 |
symbiote/silverstripe-queuedjobsPackagist |
4.3.0 up to 4.3.3, plus listed versions 4.3.14.3.2 |
4.3.3 |
symbiote/silverstripe-queuedjobsPackagist |
4.4.0 up to 4.4.3, plus listed versions 4.4.14.4.2 |
4.4.3 |
symbiote/silverstripe-queuedjobsPackagist |
4.6.0 up to 4.6.4, plus listed versions 4.6.14.6.24.6.3 |
4.6.4 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-27938 is a medium vulnerability (CVSS 6.1) in Symbiote Silverstripe Queued Jobs, published March 16, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.75%, the 55th percentile. Fixed in symbiote/silverstripe-queuedjobs 3.0.2.