CVE-2020-5274

Exceptions displayed in non-debug configurations in Symfony

Published Mar 30, 2020 CVSS 3.1 · 4.6 Medium EPSS 1.2% KEV · Not listed
Description
In Symfony before versions 5.0.5 and 4.4.5, some properties of the Exception were not properly escaped when the `ErrorHandler` rendered it stacktrace. In addition, the stacktrace were displayed even in a non-debug configuration. The ErrorHandler now escape alls properties of the exception, and the stacktrace is only display in debug configuration. This issue is patched in symfony/http-foundation versions 4.4.5 and 5.0.5

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2020-0350 In Symfony before versions 5.0.5 and 4.4.5, some properties of the Exception were not properly escaped when the `ErrorHandler` rendered it stacktrace. In addition, the stacktrace were displayed even in a non-debug configuration. The ErrorHandler now escape alls properties of the exception, and the stacktrace is only display in debug configuration. This issue is patched in symfony/http-foundation versions 4.4.5 and 5.0.5
Github GHSA Github GHSA GHSA-m884-279h-32v2 Exceptions displayed in non-debug configurations in Symfony
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Aug 4, 2024, 8:22 AM
Reserved
Jan 2, 2020, 12:00 AM
Status
Modified
Published
Mar 30, 2020, 8:15 PM
Modified
Jun 17, 2026, 3:21 AM