CVE-2023-49277

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    CVE-2023-49277

    Published: 1 Dec 2023Last Modified: 12 Aug 2026

    Summary: Reflected Cross-site Scripting Vulnerability in dpaste

    Details: dpaste is an open source pastebin application written in Python using the Django framework. A security vulnerability has been identified in the expires parameter of the dpaste API, allowing for a POST Reflected XSS attack. This vulnerability can be exploited by an attacker to execute arbitrary JavaScript code in the context of a user's browser, potentially leading to unauthorized access, data theft, or other malicious activities. Users are strongly advised to upgrade to dpaste release v3.8 or later versions, as dpaste versions older than v3.8 are susceptible to the identified security vulnerability. No known workarounds have been identified, and applying the patch is the most effective way to remediate the vulnerability.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/49xxx/CVE-2023-49277.json, https://github.com/DarrenOfficial/dpaste/security/advisories/GHSA-r8j9-5cj7-cv39, https://nvd.nist.gov/vuln/detail/CVE-2023-49277, https://github.com/DarrenOfficial/dpaste/commit/44a666a79b3b29ed4f340600bfcf55113bfb7086

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -ef1a5da22ab6df4b3ac325bf7c263e7673b8fe30

    Affected versions

    v3.7

    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
    CVE-2023-49277 | CVE-DB