SCA: security update for org.jenkins-ci.plugins:email-ext (GHSA-mq58-m26g-46gp)

high Tenable Cloud Security Plugin ID 444284

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

- Jenkins Email Extension Plugin 1933.v45cec755423f and earlier allows inlining images as `base64` in email
content by setting the `data-inline` attribute, without restrictions on the image URLs that can be
inlined, allowing attackers able to control the email content to specify `file:` URLs for images to read
arbitrary files from the Jenkins controller filesystem. (CVE-2026-48920)

Solution

Update the org.jenkins-ci.plugins:email-ext library and its related packages to version 1933.1935.v276319e3cc47 or later.

See Also

https://github.com/advisories/GHSA-mq58-m26g-46gp

Plugin Details

Severity: High

ID: 444284

Version: Revision 1.1

Type: Local

Family: SCA Checks

Published: 7/2/2026

Updated: 7/2/2026

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.92

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2026-48920

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 5/27/2026

Vulnerability Publication Date: 5/27/2026

Reference Information

CVE: CVE-2026-48920

cwe: CWE-73