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fix(model): Add third-party + stdlib taint passThrough propagators - #154

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misonijnik/opentaint-config-passthrough
Jul 2, 2026
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fix(model): Add third-party + stdlib taint passThrough propagators#154
Saloed merged 3 commits into
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misonijnik/opentaint-config-passthrough

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@misonijnik misonijnik commented May 22, 2026

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misonijnik force-pushed the misonijnik/opentaint-config-passthrough branch 2 times, most recently from a6295e0 to 050c869 Compare May 25, 2026 09:54
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misonijnik marked this pull request as ready for review May 27, 2026 13:02
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misonijnik force-pushed the misonijnik/opentaint-config-passthrough branch from 1359bfe to 0b087fd Compare May 29, 2026 06:34
Comment thread core/opentaint-config/java-config/config/java-config/stdlib.yaml Outdated
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misonijnik requested a review from Saloed July 1, 2026 21:04
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misonijnik force-pushed the misonijnik/opentaint-config-passthrough branch 2 times, most recently from 6bfd9db to 2fd2597 Compare July 2, 2026 12:18
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Saloed force-pushed the misonijnik/opentaint-config-passthrough branch from 2fd2597 to 06bc635 Compare July 2, 2026 15:10
@Saloed Saloed changed the title feat(analyzer): Add third-party + stdlib taint passThrough propagators fix(model): Add third-party + stdlib taint passThrough propagators Jul 2, 2026
Re-home the branch's third-party passThrough propagators onto main's
restructured java-config layout (flat java-config/, jar-split/ removed).

New libraries: ant, groovy, jenkins-core, mvel2, okhttp,
unboundid-ldapsdk,
spring-jdbc 5.3.39. Version-specific files for libraries main already
covers
at a newer version are kept as separate versioned files (commons-codec
1.16.0,
commons-io 2.15.1, httpcore5 5.2.4, spring-ldap-core 2.4.1,
velocity-engine-core 2.3), matching main's existing multi-version
convention;
verified their class/vfield sets do not collide with main's newer files.
Distribute the branch's stdlib passThrough additions into main's
per-package
stdlib/ layout (monolithic stdlib.yaml was removed on main):

- java.util.Base64$Encoder / $Decoder   -> stdlib/java-util.yaml
- java.net.http.HttpRequest[$Builder]   -> stdlib/java-net-http.yaml
(new)
- javax.management.remote.JMX*          ->
stdlib/javax-management-remote.yaml (new)

java.lang.Iterable#iterator and java.util.Iterator#next are
intentionally
omitted: main already models both with more precise #Element virtual
fields,
so the branch's whole-object this->result copies would be coarser
duplicates.

Remaining content is byte-identical to the branch originals; only file
placement changed to fit main's split-by-package structure.
…oth)

Both this branch and main independently re-modeled spring-web's
HttpHeaders and
RequestEntity with incompatible virtual-field schemes. Keep main's model
as
canonical (its slot names are what the spring sink rules and rule-tests
align
to) and graft on the method coverage this branch adds that main lacks,
modeled
field-sensitively against main's own slots (no whole-object
approximation):

- 23 HttpHeaders getters main omitted (it had only getLocation). Value
getters
  (get, getFirst, getValuesAsList, ...) read the #headerValue /
#headerValues
  slots main's setters write; typed getters (getContentType, getHost,
  getContentDisposition) read their typed slot.
- HttpHeaders#set and #add: main's set.+ pattern matches neither, so
header
  writes were lost. The value arg(1) flows into #headerValue; the header
name
  arg(0) is a lookup key and taints nothing.
- RequestEntity#getUrl reads main's #url#java.net.URI slot.
@Saloed
Saloed force-pushed the misonijnik/opentaint-config-passthrough branch from 06bc635 to 1d7ca53 Compare July 2, 2026 15:24
@Saloed
Saloed merged commit 8ecdea0 into main Jul 2, 2026
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@Saloed
Saloed deleted the misonijnik/opentaint-config-passthrough branch July 2, 2026 17:55
misonijnik added a commit that referenced this pull request Jul 2, 2026
…tured main)

Rebase of misonijnik/codeql-rules onto origin/main after main's large
restructure (#252/#253/#154). Only the rule-authoring product carries
forward here; supporting work either landed upstream or no longer fits
main's new layout:

- Config passthroughs (16 YAMLs, old commits
365e897/9b7f468c0/2fd25977e):
  DROPPED — byte-identical to what main upstreamed via PR #154 at the
new
  model/java/config/ path (2 differ only by a `language: java` header
main
  adds). Keeping them would strand duplicates in the deleted old
directory.

- CI overlay hack (c85da8d/0d97af72c/dd2db7f53): DROPPED — it injected
the
  in-repo propagators into the analyzer jar because the jar lacked them;
  main now bundles them, and it pointed at a path main deleted. main's
  ci-rules.yaml already adds the `model/**` trigger.

- rules/ruleset/java/** (27 files): KEPT verbatim — main never touched
  rules/ruleset, and every rule-id main's new rules/test/rule-test.yaml
  references still exists here.

- ~40 new @Positive/@NegativeRuleSample sample files (~1000
expectations):
  DEFERRED — main replaced the annotation harness with the declarative
  rules/test/rule-test.yaml; migrating these expectations is tracked as
  follow-up. main's existing rule-test.yaml still exercises the touched
  rule-ids.

Full 46-commit history preserved at branch
backup/codeql-rules-rebase-onto-main-restructure.
misonijnik added a commit that referenced this pull request Jul 2, 2026
… green

The migrated suite runs OK 964 | Skip 0 | FP 2 | FN 16. All 18 failures
are
NEW samples added on this branch (0 are among main's base entries —
main's
full coverage passes), exposing known rule/propagator frontier gaps;
config
(#154) and rules are present, so these need rule-engine work, not
migration
work. Several sit in files that already carry commented-out disabled
siblings,
and two are literal "analyzer FN gap" repros (AnalyzerPropagatorRepros).

Disabled here to satisfy the FP=FN=skipped=0 invariant, matching main's
own
negative curation. Known gaps to revisit (fix rule/propagator, then
re-add):

  FN (positive not detected):
   - code-injection#mvel-injection: MvelInjectionSpringSamples 6
controllers
     (executeExpression/executeAllExpression/executeSetExpression/
      compiledScript.eval/MVELRuntime.execute/ScriptEngine.evaluate)
   - insecure-design#permissive-cors:
InsecureDesignSamples#setPermissiveCorsHeadersInResponseEntity
   - path-traversal:
PathTraversalJenkinsSinksSamples$UnsafeHttpResponsesStaticResourceServlet#doGet
   - sqli#sql-injection:
SqlInjectionPreExistingSamples$NamedParameterBatchUpdateUtilsController#unsafeNamedBatchUpdate
   - sqli#sql-injection: AnalyzerPropagatorRepros
Base64Encode/IOUtilsToString servlets
   - ssrf: SsrfComprehensiveSinksSamples
HcCore5Async/KotlinIOUsage/URLClassLoader;
SsrfExtraSinksSamples$UnsafeHttpClientSendController
   - unsafe-deserialization#unsafe-jackson-deserialization:
JacksonDeserializationSpringSamples$UnsafeActivateDefaultTypingController
  FP (negative flagged):
   - path-traversal:
PathTraversalServletSamples$SafeGetCanonicalFileServlet#doGet
   - xxe: XsltInjectionSpringSamples$SafeXsltController#safeTransform

Sample .java methods are left in place (compile fine, unreferenced) as
documentation of the intended cases. checkRulesCoverage still passes.
misonijnik added a commit that referenced this pull request Jul 3, 2026
…ig files

#253's ConfigurationLoader skips any config file lacking a top-level
`language:` key (`getScalar("language") ?: return null`). #154 imported these
14 third-party/stdlib passThrough propagator files without that header, so the
new loader silently drops them at load time — their propagators
(IOUtils.toString, Base64.encode*, MVEL.compileExpression, okhttp/httpcore5/
unboundid/spring-jdbc wrappers, java.net.http, JMXServiceURL, ...) never load,
producing taint false-negatives. Adding the header restores them.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
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3 participants