RCE in Projectdiscovery Nuclei
CVE-2026-41282
ProjectDiscovery Nuclei 3 before 3.8.0 allows DSL expression injection. This affects use of -env-vars for multi-step templates against untrusted targets (not the default configuration).
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (16.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 16.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.003 · change: -0.002
Affected products
- Projectdiscovery Nuclei — versions 3.0.0
Weakness classification (CWE)
References
- github.com/projectdiscovery/nuclei/security/advisories/GHSA-jm34-66cf-qpvr (Mitigation, Vendor Advisory)
- github.com/projectdiscovery/nuclei/pull/7221 (Issue Tracking)
- github.com/projectdiscovery/nuclei/pull/7321 (Issue Tracking)
- github.com/projectdiscovery/nuclei/commit/d2217320162d5782ca7cb95bef9dda1706381… (Patch)
- github.com/projectdiscovery/nuclei/commit/6c803c74d193f85f8a6d9803ce493fd302cad… (Patch)
Frequently asked questions
- What is CVE-2026-41282?
- CVE-2026-41282 is a medium-severity vulnerability in Projectdiscovery Nuclei, classified under Code Injection. CVSS score: 4.0/10. Published 2026-04-20.
- How severe is CVE-2026-41282?
- Medium severity. CVSS v3 base score is 4.0 out of 10.