CVE-2026-44288
medium
CVSS v3
5.3
CVSS v2
—
VIR risk
5.3
Description
protobufjs has overlong UTF-8 decoding
Predictions
Exploit likelihood
63%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: security-advisories@github.com — https://github.com/protobufjs/protobuf.js/security/advisories/GHSA-q6x5-8v7m-xcrf
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| npm | protobufjs | <7.5.6 | 7.5.6 |
| npm | protobufjs | >=8.0.0,<8.0.2 | 8.0.2 |
| npm | @protobufjs/utf8 | <1.1.1 | 1.1.1 |
| NPM | @protobufjs/utf8 | <= 1.1.0 | 1.1.1 |
| NPM | protobufjs | >= 8.0.0, <= 8.0.1 | 8.0.2 |
| NPM | protobufjs | <= 7.5.5 | 7.5.6 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| protobufjs_project | protobufjs | {"endExcluding":"7.5.6"} | 7.5.6 |
References
- https://github.com/protobufjs/protobuf.js/security/advisories/GHSA-q6x5-8v7m-xcrf
- https://nvd.nist.gov/vuln/detail/CVE-2026-44288
- https://github.com/protobufjs/protobuf.js
- https://github.com/protobufjs/protobuf.js/releases/tag/protobufjs-v7.5.6
- https://github.com/protobufjs/protobuf.js/releases/tag/protobufjs-v8.0.2
- https://github.com/advisories/GHSA-q6x5-8v7m-xcrf
CWEs
CWE-176
Verify integrity in audit chain (admin only). AS-IS.