CVE-2026-41646: projectdiscovery nuclei · Improper Access Control
Affects projectdiscovery nucleiSource CVE Database V5
Not known to be exploited · CVSS 5.5 Medium : upgrade to 3.8.0 when convenient.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 1% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 3.8.0
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 8 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Upgrade projectdiscovery nuclei to 3.8.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| projectdiscoverynuclei | Affected
| Fixed in
|
GitHubprojectdiscovery/nucleipkg:github/projectdiscovery/nucleiOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Upgrade Nuclei to version 3.8.0 or later, where this vulnerability has been patched. Since the vendor advisory confirms the fix in 3.8.0, applying this update fully mitigates the issue. No additional mitigations are indicated.
Description
Nuclei versions from 3.0.0 up to but not including 3.8.0 contain an improper access control vulnerability in the JavaScript protocol runtime. This flaw allows JavaScript templates to bypass local file access restrictions and read local . js and . json files via the require() function. The vulnerability is addressed in version 3.8.