CVE - CVE-2021-22540

CVE-ID
CVE-2021-22540	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
Bad validation logic in the Dart SDK versions prior to 2.12.3 allow an attacker to use an XSS attack via DOM clobbering. The validation logic in dart:html for creating DOM nodes from text did not sanitize properly when it came across template tags.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:https://github.com/dart-lang/sdk/commit/ce5a1c2392debce967415d4c09359ff2555e3588 URL:https://github.com/dart-lang/sdk/commit/ce5a1c2392debce967415d4c09359ff2555e3588 CONFIRM:https://github.com/dart-lang/sdk/security/advisories/GHSA-3rfv-4jvg-9522 URL:https://github.com/dart-lang/sdk/security/advisories/GHSA-3rfv-4jvg-9522
Assigning CNA
Google LLC
Date Record Created
20210105	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20210105)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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