CVE-2026-0994

Published: 01/23/2026 15:16:06
A denial-of-service (DoS) vulnerability exists in google.protobuf.json_format.ParseDict() in Python, where the max_recursion_depth limit can be bypassed when parsing nested google.protobuf.Any messages. Due to missing recursion depth accounting inside the internal Any-handling logic, an attacker can supply deeply nested Any structures that bypass the intended recursion limit, eventually exhausting Python’s recursion stack and causing a RecursionError.
Unknown
CVSS v2:

Status

DocFilters Release Package State Justification Comment
0.0.0.1 protobuf (3.0.0) Needs Triage
25.4 protobuf (3.0.0) Needs Triage
25.3 protobuf (3.0.0) Needs Triage
25.2 protobuf (3.0.0) Needs Triage
25.1.1 protobuf (3.0.0) Needs Triage
25.1 protobuf (3.0.0) Needs Triage
24.4 protobuf (3.0.0) Needs Triage
24.4.0 protobuf (3.0.0) Needs Triage
24.3 protobuf (3.0.0) Needs Triage
24.2.1 protobuf (3.0.0) Needs Triage
24.2 protobuf (3.0.0) Needs Triage
24.1 protobuf (3.0.0) Needs Triage
23.3 protobuf (3.0.0) Needs Triage
23.2.1 protobuf (3.0.0) Needs Triage
23.2 protobuf (3.0.0) Needs Triage
23.1 protobuf (3.0.0) Needs Triage
22.4 protobuf (3.0.0) Needs Triage
22.3 protobuf (3.0.0) Needs Triage
22.2 protobuf (3.0.0) Needs Triage
22.1 protobuf (3.0.0) Needs Triage
21.11.1 protobuf (3.0.0) Needs Triage
21.11 protobuf (3.0.0) Needs Triage
21.8.1 protobuf (3.0.0) Needs Triage
21.8 protobuf (3.0.0) Needs Triage
21.5.1 protobuf (3.0.0) Needs Triage
21.5.0 protobuf (3.0.0) Needs Triage
21.2.0 protobuf (3.0.0) Needs Triage
11.4.20 protobuf (3.0.0) Needs Triage
11.4.19.3667 protobuf (3.0.0) Needs Triage
11.4.18.3599 protobuf (3.0.0) Needs Triage
11.4.17 protobuf (3.0.0) Needs Triage
11.4.16.3445 protobuf (3.0.0) Needs Triage
11.4.15.3368 protobuf (3.0.0) Needs Triage
11.4.14.3263 protobuf (3.0.0) Needs Triage
11.4.13.3179 protobuf (3.0.0) Needs Triage
11.4.12.3054 protobuf (3.0.0) Needs Triage
11.4.11.3040 protobuf (3.0.0) Needs Triage
11.4.11.2990 protobuf (3.0.0) Needs Triage
11.4.10.2934 protobuf (3.0.0) Needs Triage
11.4.9.2878 protobuf (3.0.0) Needs Triage
11.4.8.2822 protobuf (3.0.0) Needs Triage

Severity score breakdown

References