6.3Medium

CVE-2026-93504

A vulnerability has been found in SveltyCMS 0.0.6. This affects an unknown part of the file src/routes/api/[...path]/+server.ts of the component User Attribute Update Endpoint. Such manipulation leads to improper access controls. It is possible to launch the attack remotely. The name of the patch is 05b4f9efeb79e9d72a693232334d7529687f896f. It is advisable to implement a patch to correct this issue.

What this means for your business

  • An attacker can use it remotely, over a network, with an ordinary user login, and without anyone at your company clicking anything.
  • FIRST's prediction model gives it a 0.4% chance of attack attempts being seen in the next 30 days, ranking above 28% of all known flaws.

What to do

  1. 1Ask your IT team or provider whether any of your systems use the affected product.
  2. 2If you do, follow the vendor's guidance. No patch reference has been published yet.

Not sure if your company is exposed?

Fastnexa’s certified penetration testers can check whether attackers could use this flaw, or others like it, against your websites, apps and network. The full test is free for our first 10 founding clients until 31 December 2026.

Scoring

CVSS
6.3 (v3.1)
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v4
5.3
Weakness
CWE-266
Assigned by
cna@vuldb.com

Dates

Published
2026-09-18
Last modified
2026-09-18
Sources
NVD

References