CVE-2023-29400

High

Description

Templates containing actions in unquoted HTML attributes (e.g. "attr={{.}}") executed with empty input can result in output with unexpected results when parsed due to HTML normalization rules. This may allow injection of arbitrary attributes into tags.

SeverityHigh
CVSS7.3
Exploit probability—
ProductGo
PublishedMay 11, 2023
First seenMay 11, 2023
Weakness typeCWE-74Injection

How to fix

Update
  • golang go1.19.9, 1.20.4 or later
  • stdlib1.19.9, 1.20.4 or later

Affected products

ProductAffected versionsFixed in
golang gov < 1.19.9, 1.20.0 ≤ v < 1.20.41.19.9, 1.20.4
stdlibGov < 1.19.9, 1.20.0-0 ≤ v < 1.20.41.19.9, 1.20.4

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