crates.io package intelligence

serde_json — deep security report

ShadowCanopy's full breakdown of serde_json on crates.io: verdict, AI analysis, dependency chain, network behavior, prebuilds, and obfuscated code.

Safe to use
Deep-scanned by ShadowCanopy — no threats found in its code, dependencies, or network behavior.
Scanned 10/13/2026
Approvedserde_json@1.0.154View on registry ↗latest: 1.0.154

All findings are false positives from crude heuristics. The '\x00', '\uDEAD', long slash comments, escape sequences, and 'de::'/'D::'/'f64::' matches are normal Rust source and JSON escape/number handling in the real serde_json crate. No credential theft, exfiltration, remote execution, or any other malicious behavior exists in the provided source.

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AI breakdown

Plain-English summary of what this package does and how it behaves.

serde_json 1.0.154 is the source distribution of a widely used Rust crate that provides JSON serialization and deserialization.

Capabilities

  • JSON serialization and deserialization
  • Lexical parsing for numbers
  • Runs build.rs at compile time

Data access

  • Filesystem (via Cargo build)

Network

  • No network access observed

Static findings report obfuscated files and hardcoded IPs, but the provided sources are standard Rust library files with no evident malicious behavior; review recommended before use in sensitive environments.

Security findings (12)

Static analysis rule matches, with the exact code that triggered them.

mediumObfuscated source fileATK-023src/de.rs

Multiple obfuscation patterns in src/de.rs

mediumObfuscated source fileATK-023serde_json-1.0.154/src/de.rs

Multiple obfuscation patterns in serde_json-1.0.154/src/de.rs

mediumObfuscated source fileATK-023src/read.rs

Multiple obfuscation patterns in src/read.rs

mediumObfuscated source fileATK-023serde_json-1.0.154/src/read.rs

Multiple obfuscation patterns in serde_json-1.0.154/src/read.rs

mediumObfuscated source fileATK-023tests/test.rs

Multiple obfuscation patterns in tests/test.rs

mediumObfuscated source fileATK-023serde_json-1.0.154/tests/test.rs

Multiple obfuscation patterns in serde_json-1.0.154/tests/test.rs

highHardcoded public IP in network codeATK-028src/de.rs

File src/de.rs contains a hardcoded public IP (de::) used in network code — review for hidden exfiltration or C2 endpoints.

highHardcoded public IP in network codeATK-028serde_json-1.0.154/src/de.rs

File serde_json-1.0.154/src/de.rs contains a hardcoded public IP (de::) used in network code — review for hidden exfiltration or C2 endpoints.

highHardcoded public IP in network codeATK-028tests/regression/issue845.rs

File tests/regression/issue845.rs contains a hardcoded public IP (D::) used in network code — review for hidden exfiltration or C2 endpoints.

highHardcoded public IP in network codeATK-028serde_json-1.0.154/tests/regression/issue845.rs

File serde_json-1.0.154/tests/regression/issue845.rs contains a hardcoded public IP (D::) used in network code — review for hidden exfiltration or C2 endpoints.

highHardcoded public IP in network codeATK-028tests/test.rs

File tests/test.rs contains a hardcoded public IP (f64::) used in network code — review for hidden exfiltration or C2 endpoints.

highHardcoded public IP in network codeATK-028serde_json-1.0.154/tests/test.rs

File serde_json-1.0.154/tests/test.rs contains a hardcoded public IP (f64::) used in network code — review for hidden exfiltration or C2 endpoints.

Files in package (180)

.cargo_vcs_info.jsonserde_json-1.0.154/.cargo_vcs_info.json.github/workflows/ci.ymlserde_json-1.0.154/.github/workflows/ci.yml.gitignoreserde_json-1.0.154/.gitignoreCONTRIBUTING.mdserde_json-1.0.154/CONTRIBUTING.mdCargo.lockserde_json-1.0.154/Cargo.lockCargo.tomlserde_json-1.0.154/Cargo.tomlCargo.toml.origserde_json-1.0.154/Cargo.toml.origLICENSE-APACHEserde_json-1.0.154/LICENSE-APACHELICENSE-MITserde_json-1.0.154/LICENSE-MITREADME.mdserde_json-1.0.154/README.mdbuild.rsserde_json-1.0.154/build.rssrc/de.rsserde_json-1.0.154/src/de.rssrc/error.rsserde_json-1.0.154/src/error.rssrc/io/core.rsserde_json-1.0.154/src/io/core.rssrc/io/mod.rsserde_json-1.0.154/src/io/mod.rssrc/iter.rsserde_json-1.0.154/src/iter.rssrc/lexical/algorithm.rsserde_json-1.0.154/src/lexical/algorithm.rssrc/lexical/bhcomp.rsserde_json-1.0.154/src/lexical/bhcomp.rssrc/lexical/bignum.rsserde_json-1.0.154/src/lexical/bignum.rssrc/lexical/cached.rsserde_json-1.0.154/src/lexical/cached.rs

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This report reflects ShadowCanopy's threat intelligence at page load and is informational, not a warranty. Canonical URL: https://shadowcanopy.dev/packages/crates/serde_json