Protobuf
17 CVEs tracked. None of them is in CISA KEV.
This hub aggregates every CVE we track for Protobuf, a product in the oss libraries space. Use it to gauge the current risk picture and drill into individual advisories.
Protobuf CVEs per month
| Month | CVEs |
|---|---|
| 2024-10 | 0 |
| 2024-11 | 0 |
| 2024-12 | 0 |
| 2025-01 | 0 |
| 2025-02 | 0 |
| 2025-03 | 0 |
| 2025-04 | 0 |
| 2025-05 | 0 |
| 2025-06 | 1 |
| 2025-07 | 1 |
| 2025-08 | 0 |
| 2025-09 | 0 |
| 2025-10 | 0 |
| 2025-11 | 0 |
| 2025-12 | 0 |
| 2026-01 | 1 |
| 2026-02 | 0 |
| 2026-03 | 0 |
| 2026-04 | 1 |
| 2026-05 | 0 |
| 2026-06 | 0 |
| 2026-07 | 0 |
| 2026-08 | 0 |
| 2026-09 | 1 |
Severity
How the 17 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.
- High12
- Medium4
Latest CVEs
The 15 most recently published vulnerabilities affecting Protobuf.
- CVE-2026-54451Elixir protobuf: Unbounded recursion depth in embedded-message decoding—
- CVE-2026-6409Denial of Service (DoS) vulnerability exists in the Protobuf PHP library during the parsing of untrusted input7.5
- CVE-2026-0994Denial of Service in Python Protobuf7.5
- CVE-2025-53605The 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.5.9
- CVE-2025-4565Unbounded recursion in Python Protobuf5.3
- CVE-2024-7254Stack overflow in Protocol Buffers Java Lite7.5
- CVE-2024-2410Use after free in C++ protobuf7.6
- CVE-2023-24535Panic when parsing invalid messages in google.golang.org/protobuf7.5
- CVE-2022-3510Parsing issue in protobuf message-type extension7.5
- CVE-2022-3509Parsing issue in protobuf textformat7.5
- CVE-2022-3171Memory handling vulnerability in ProtocolBuffers Java core and lite4.3
- CVE-2022-1941Out of Memory issue in ProtocolBuffers for cpp and python7.5
- CVE-2021-22570Nullptr Dereference in Protobuf6.5
- CVE-2021-22569Denial of Service of protobuf-java parsing procedure7.5
- CVE-2021-3121An issue was discovered in GoGo Protobuf before 1.3.2. plugin/unmarshal/unmarshal.go lacks certain index validation, aka the "skippy peanut butter" issue.8.6
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