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    CVE-2023-25765

    In Jenkins Email Extension Plugin 2.93 and earlier, templates defined inside a folder were not subject to Script Security protection, allowing attackers able to define email templates in folders to bypass the sandbox protection and execute arbitrary code in the context of the Jenkins controller JVM.

    Published:Feb 15, 2023
    Last Modified:Mar 19, 2025
    EPS:Feb 15, 2023
    EPSS Score:0.00033
    CVSS Score:9.9

    Affected Products

    Vendor
    Jenkins
    Product
    Email Extension

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-693 Protection Mechanism Failure

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs
    CAPEC-107 Cross Site Tracing
    CAPEC-127 Directory Indexing
    CAPEC-17 Using Malicious Files
    CAPEC-20 Encryption Brute Forcing
    CAPEC-22 Exploiting Trust in Client
    CAPEC-237 Escaping a Sandbox by Calling Code in Another Language
    CAPEC-36 Using Unpublished Interfaces or Functionality
    CAPEC-477 Signature Spoofing by Mixing Signed and Unsigned Content
    CAPEC-480 Escaping Virtualization
    CAPEC-51 Poison Web Service Registry
    CAPEC-57 Utilizing REST's Trust in the System Resource to Obtain Sensitive Data
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-65 Sniff Application Code
    CAPEC-668 Key Negotiation of Bluetooth Attack (KNOB)
    CAPEC-74 Manipulating State
    CAPEC-87 Forceful Browsing

    Related CVEs

    CVE-2026-48920 (CVSS 8.8) — Jenkins Email Extension Plugin 1933.v45cec755423f and earlier allows inlining images as `base64` in email cont…
    CVE-2023-32979 (CVSS 4.3) — Jenkins Email Extension Plugin does not perform a permission check in a method implementing form validation, a…
    CVE-2023-32980 (CVSS 4.3) — A cross-site request forgery (CSRF) vulnerability in Jenkins Email Extension Plugin allows attackers to make a…
    CVE-2023-25764 (CVSS 5.4) — Jenkins Email Extension Plugin 2.93 and earlier does not escape, sanitize, or sandbox rendered email template …
    CVE-2023-25763 (CVSS 5.4) — Jenkins Email Extension Plugin 2.93 and earlier does not escape various fields included in bundled email templ…
    CVE-2020-2253 (CVSS 4.8) — Jenkins Email Extension Plugin 2.75 and earlier does not perform hostname validation when connecting to the co…
    CVE-2020-2232 (CVSS 7.5) — Jenkins Email Extension Plugin 2.72 and 2.73 transmits and displays the SMTP password in plain text as part of…
    CVE-2019-1003032 (CVSS 9.9) — A sandbox bypass vulnerability exists in Jenkins Email Extension Plugin 2.64 and earlier in pom.xml, src/main/…
    CVE-2018-1000176 (CVSS 6.5) — An exposure of sensitive information vulnerability exists in Jenkins Email Extension Plugin 2.61 and older in …
    CVE-2017-2654 (CVSS 3.7) — jenkins-email-ext before version 2.57.1 is vulnerable to an Information Exposure. The Email Extension Plugins …

    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