PatchTheCVECVE-2023-33252: iden3 snarkjs through 0.6.11 allows double spending because there is no validation that the publicSignals leng
CVE-2023-33252 is a high-severity flaw (CVSS 7.5) affecting snarkjs. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
iden3 snarkjs through 0.6.11 allows double spending because there is no validation that the publicSignals length is less than the field modulus.
Why this priority
- High severity
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 7.5 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.6% (top 52%) |
| CISA exploited list | No |
| Weakness | CWE-862 |
| Published | 2023-05-21 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2023-33252?
snarkjs: upgrade to newer than 0.6.11. Exact commands for each OS are on this page.
Is CVE-2023-33252 being exploited?
CVE-2023-33252 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2023-33252 affect?
CVE-2023-33252 affects snarkjs. Severity is high (CVSS 7.5). iden3 snarkjs through 0.6.11 allows double spending because there is no validation that the publicSignals length is less than the field modulus.
How urgent is CVE-2023-33252?
Priority 43/100. High severity; Remotely exploitable, no login, no user action