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Java: Add EnumType to SimpleTypeSanitizer #19260

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Merged
smowton merged 3 commits into from
Apr 9, 2025
Merged

Java: Add EnumType to SimpleTypeSanitizer #19260

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Add EnumType to SimpleTypeSanitizer
smowton Apr 9, 2025
f31b49b
Change note
smowton Apr 9, 2025
7a8dfdb
Grammar
smowton Apr 9, 2025
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4 changes: 4 additions & 0 deletions java/ql/lib/change-notes/2025-04-09-enum-type-exclusion.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,4 @@
---
category: minorAnalysis
---
* Enum-typed values are now assumed to be safe by most queries. This means that queries may return fewer results where an enum value is used in a sensitive context, e.g. pasted into a query string.
3 changes: 2 additions & 1 deletion java/ql/lib/semmle/code/java/security/Sanitizers.qll
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Expand Up @@ -23,6 +23,7 @@ class SimpleTypeSanitizer extends DataFlow::Node {
this.getType()
.(RefType)
.getASourceSupertype*()
.hasQualifiedName("java.time.temporal", "TemporalAccessor")
.hasQualifiedName("java.time.temporal", "TemporalAccessor") or
this.getType() instanceof EnumType
}
}