CVE-2021-35210 - Vulnerability Details - OpenCVE

Description

Contao 4.5.x through 4.9.x before 4.9.16, and 4.10.x through 4.11.x before 4.11.5, allows XSS. It is possible to inject code into the tl_log table that will be executed in the browser when the system log is called in the back end.

Published: 2021-06-23

Score: 6.1 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:contao:contao::::::::
	cpe:2.3:a:contao:contao::::::::

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-1472	Cross site scripting in the system log
Github GHSA	GHSA-h58v-c6rf-g9f7	Cross site scripting in the system log

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.0074.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://contao.org/en/security-advisories/cross-site-scripting-in-the-system-log-2021.html
https://github.com/contao/contao/security/advisories/GHSA-h58v-c6rf-g9f7

History

No history.

Subscriptions

Contao Contao

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-06-23T09:34:44.000Z

Updated: 2024-08-04T00:33:51.179Z

Reserved: 2021-06-22T00:00:00.000Z

Link: CVE-2021-35210

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-06-23T11:15:08.170

Modified: 2026-06-17T03:57:18.333

Link: CVE-2021-35210

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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