Stored XSS through system messages in LastModified_CVE-2025-62693

6.9 / 10

MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - LastModified Extension allows Stored XSS.This issue affects Mediawiki - LastModified Extension: from master before 1.39.

Basic Information

ID CVE-2025-62693

Source wikimedia-foundation

Published Oct 20, 2025 at 17:51

Modified Oct 20, 2025 at 20:25

Affected Product

Vendor The Wikimedia Foundation

Product Mediawiki - LastModified Extension

Version master

Affected Versions The Wikimedia Foundation Mediawiki - LastModified Extension master

CWE Classification

CWE-79

References

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    "lastseen": "",
    "description": "Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in The Wikimedia Foundation Mediawiki - LastModified Extension allows Stored XSS.This issue affects Mediawiki - LastModified Extension: from master before 1.39.",
    "published": "2025-10-20T17:51:29.226Z",
    "modified": "2025-10-20T20:25:20.263Z",
    "type": "cve",
    "title": "Stored XSS through system messages in LastModified",
    "source": "wikimedia-foundation",
    "references": "https://phabricator.wikimedia.org/T399583\nhttps://gerrit.wikimedia.org/r/q/Ia406630dbac5ef9a9aed3f402f0ba6e434a6bcf2",
    "id": "CVE-2025-62693",
    "bulletinFamily": "",
    "cwe": [
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    "cvelist": null,
    "sourceData": "The Wikimedia Foundation Mediawiki - LastModified Extension master",
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    "cvss": {
        "score": 6.9,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L",
        "version": "4.0"
    },
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        "baseScore": 0,
        "baseSeverity": "",
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        "privilegesRequired": "",
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        "confidentialityImpact": "",
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        "availabilityImpact": "",
        "cvssV3": {
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    "href": "",
    "category_name": "CVE",
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    "product": "Mediawiki - LastModified Extension",
    "version": "master",
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}