What is CVE-2024-24786?

CVE-2024-24786 is a high-severity vulnerability in Google.golang.org/protobuf Google.golang.org/protobuf/encoding/protojson, classified under CWE-1286: IMPROPER VALIDATION OF SYNTACTIC CORRECTNESS OF INPUT. CVSS score: 7.5/10. Published 2024-03-05.

How severe is CVE-2024-24786?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2024-24786 known to be exploited?

12 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Google.golang.org/protobuf Google.golang.org/protobuf/encoding/protojson

CVE-2024-24786

The protojson.Unmarshal function can enter an infinite loop when unmarshaling certain forms of invalid JSON. This condition can occur when unmarshaling into a message which contains a google.protobuf.Any value, or when the UnmarshalOptions.DiscardUnknown option is set.

EPSS: 0.013 (67.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Google.golang.org/protobuf Google.golang.org/protobuf/encoding/protojson — versions 0
Google.golang.org/protobuf Google.golang.org/protobuf/internal/encoding/json — versions 0

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-24786?: CVE-2024-24786 is a high-severity vulnerability in Google.golang.org/protobuf Google.golang.org/protobuf/encoding/protojson, classified under CWE-1286: IMPROPER VALIDATION OF SYNTACTIC CORRECTNESS OF INPUT. CVSS score: 7.5/10. Published 2024-03-05.
How severe is CVE-2024-24786?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2024-24786 known to be exploited?: 12 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.