Detections
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SCA: security update for @apostrophecms/form (GHSA-89mh-mm8c-mv7f)

medium Tenable Cloud Security Plugin ID 476367

Description

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

 - ApostropheCMS is an open-source Node.js content management system. Prior to 1.5.5 of the ApostropheCMS
 Form add-on, its form submission route stages unbounded multipart uploads before form validation or
 authentication and lacks upload size, count, and rate limits. Repeated unauthenticated submissions can
 consume temporary disk storage and disrupt form handling or other host services. This issue is fixed in
 ApostropheCMS Form 1.5.5. (CVE-2026-113656)

Solution

Update the @apostrophecms/form library and its related packages to version 1.5.5 or later.

See Also

https://github.com/advisories/GHSA-89mh-mm8c-mv7f

Plugin Details

Severity: Medium

ID: 476367

Version: Revision 1.1

Type: Local

Family: SCA Checks

Published: 10/20/2026

Updated: 10/20/2026

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2026-113656

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 10/20/2026

Vulnerability Publication Date: 10/20/2026

Reference Information

CVE: CVE-2026-113656

cwe: CWE-770