PYSEC-2026-1062

    Dashboard / Vulnerabilities / PYSEC-2026-1062

    PYSEC-2026-1062

    Published: 6 Jul 2026Last Modified: 7 Jul 2026

    Summary: web2py exposure of sensitive information

    Details: web2py before 2.14.2 allows remote attackers to obtain the session_cookie_key value via a direct request to examples/simple_examples/status. NOTE: this issue can be leveraged by remote attackers to execute arbitrary code using CVE-2016-3957.

    References: https://nvd.nist.gov/vuln/detail/CVE-2016-3954, https://github.com/web2py/web2py/commit/0820926b500a321060ef6a76ce89fd35a252f8b0, https://devco.re/blog/2017/01/03/web2py-unserialize-code-execution-CVE-2016-3957, https://github.com/web2py/web2py, https://usn.ubuntu.com/4030-1, https://pypi.org/project/web2py, https://github.com/advisories/GHSA-jr83-vr4j-mp6p

    Affected packages

    Package

    Name: web2py

    Purl: pkg:pypi/web2py

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.14.2

    Affected versions

    1.96.4

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    PYSEC-2026-1062 | CVE-DB