CVE 9.1 CRITICAL

CVE-2026-36727_CVE-2026-36727

June 10, 2026 invoker category_cve

9.1 / 10

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Description

An insecure authentication vulnerability in the /api/social-sign-in endpoint of bookcars v8.3 allows attackers to bypass authentication via a forged JWT token.

AI Analysis

Insecure authentication vulnerability allowing attackers to bypass authentication via a forged JWT token

Basic Information

ID CVE-2026-36727

Source mitre

Published Jun 9, 2026 at 00:00

Modified Jun 10, 2026 at 18:50

Affected Product

Vendor bookcars

Product bookcars

Version v8.3

Affected Versions n/a n/a n/a

CWE Classification

CWE-287

AI Assessment

AI Score 9.1 / 10

AI Severity Critical

Vendor bookcars

Product bookcars

Version v8.3

References

github.com /CC-T-454455/Vulnerabilities/tree/master/bookcars/vulnerability-1

{
    "lastseen": "",
    "description": "An insecure authentication vulnerability in the /api/social-sign-in endpoint of bookcars v8.3 allows attackers to bypass authentication via a forged JWT token.",
    "published": "2026-06-09T00:00:00.000Z",
    "modified": "2026-06-10T18:50:12.833Z",
    "type": "cve",
    "title": "CVE-2026-36727",
    "source": "mitre",
    "references": "https://github.com/CC-T-454455/Vulnerabilities/tree/master/bookcars/vulnerability-1",
    "id": "CVE-2026-36727",
    "bulletinFamily": "",
    "cwe": [
        "CWE-287"
    ],
    "cvelist": null,
    "sourceData": "n/a n/a n/a",
    "sourceHref": "",
    "cvss": {
        "score": 9.1,
        "severity": "CRITICAL",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "bookcars",
    "version": "v8.3",
    "vendor": "bookcars",
    "ai_description": "Insecure authentication vulnerability allowing attackers to bypass authentication via a forged JWT token",
    "ai_severity": "Critical",
    "ai_vendor": "bookcars",
    "ai_product": "bookcars",
    "ai_version": "v8.3",
    "ai_score": 9.1
}

💭 Join the Security Discussion ❌ Cancel Reply