CVE-2026-3490
Last modified
CVE-2026-3490 is a critical-severity vulnerability rated 10/10 on the CVSS scale. picklescan before 1.0.4 fails to block pkgutil.resolve_name, allowing attackers to bypass the entire blocklist by resolving any dangerous function through indirect REDUCE calls. Remote attackers can invoke any blocked function such as os.system, builtins.exec, or subprocess.call to achieve remote code execution.. EPSS estimates a 0.62% chance of exploitation in the next 30 days.
Description
picklescan before 1.0.4 fails to block pkgutil.resolve_name, allowing attackers to bypass the entire blocklist by resolving any dangerous function through indirect REDUCE calls. Remote attackers can invoke any blocked function such as os.system, builtins.exec, or subprocess.call to achieve remote code execution.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-3490?
How severe is CVE-2026-3490?
How do I fix CVE-2026-3490?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-34894Unauthenticated Local File Inclusion in Integrio Core < 1.2.…8.1
- CVE-2026-34895Unauthenticated Local File Inclusion in Softlab Core < 1.2.1…8.1
- CVE-2026-34896Cross-Site Request Forgery (CSRF) vulnerability in Analytify…7.5
- CVE-2026-34897Improper Neutralization of Input During Web Page Generation …6.5
- CVE-2026-34898Unauthenticated Broken Access Control in Event Tickets Manag…7.5
- CVE-2026-34899Missing Authorization vulnerability in Eniture technology LT…5.3
- CVE-2026-34900Unauthenticated Cross Site Scripting (XSS) in GiveWP <= 4.14…7.1
- CVE-2026-34901Unauthenticated Privilege Escalation in iControlWP <= 5.5.3 …9.8
- CVE-2026-34902Unauthenticated Cross Site Scripting (XSS) in WooCommerce Pr…7.1
- CVE-2026-34903Missing Authorization vulnerability in OceanWP Ocean Extra a…5.4
- CVE-2026-34904Cross-Site Request Forgery (CSRF) vulnerability in Analytify…7.5
- CVE-2026-34905Exposure of Sensitive Information to an Unauthorized Actor v…6.5
Are you affected by CVE-2026-3490?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST