What’s Vulnerable › Vulnerabilities

CVE-2025-53605

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-07-05 · updated 2026-06-17
• Weakness: CWE-674

Description

The protobuf crate before 3.7.2 for Rust allows uncontrolled recursion in the protobuf::coded_input_stream::CodedInputStream::skip_group parsing of unknown fields in untrusted input.

Affected products

• stepancheg protobuf: before 3.7.2 — fixed in 3.7.2

How to fix

Upgrade to a fixed version: stepancheg protobuf 3.7.2. Check the vendor advisory for mitigations.

References

• https://crates.io/crates/protobuf
• https://github.com/stepancheg/rust-protobuf/issues/749
• https://rustsec.org/advisories/RUSTSEC-2024-0437

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