Detections
Analytics

SCA: security update for svelte (GHSA-9rmh-mm8f-r9h6)

medium Tenable Self-Hosted Container Security Plugin ID 442845

Description

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

 - Svelte is a performance oriented web framework. From version 5.51.5 to before version 5.55.7, an internal
 regex in the Svelte runtime can take exponential time to test in <svelte:element
 this={tag}></svelte:element>. This issue has been patched in version 5.55.7. (CVE-2026-42567)

Solution

Update the svelte library and its related packages to version 5.55.7 or later.

See Also

https://github.com/advisories/GHSA-9rmh-mm8f-r9h6

Plugin Details

Severity: Medium

ID: 442845

Version: Revision 1.5

Type: Local

Family: SCA Checks

Published: 6/9/2026

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.76

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2026-42567

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

CVSS v4

Risk Factor: Medium

Base Score: 5.9

Threat Score: 2.1

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 5/14/2026

Vulnerability Publication Date: 5/14/2026

Reference Information

CVE: CVE-2026-42567