Scramble: Remote code execution via evaluation of user-controlled input in validation rules

published 2026-05-06 6 mo ago modified 2026-10-26 13 d ago also GHSA-4rm2-28vj-fj39 , EUVD-2026-29846

cvss: 9.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 5.9%; EPSS 5.9% chance of exploitation in 30 days, percentile 93%
public exploits: 1; Exploit-DB, plus a Nuclei check

Scramble generates API documentation for Laravel project. From 0.13.2 to before 0.13.22, when documentation endpoints are publicly accessible and validation rules reference user-controlled input, request supplied data may be evaluated during documentation generation, leading to execution of arbitrary PHP code in the application context. This vulnerability is fixed in 0.13.22.

Patch / fix

fixed in 1 links 1

packagist dedoc/scramble 0.13.22

github.com/dedoc/scramble/releases/tag/v0.13.22 release

Timeline

2026-05-06 Published
2026-05-27 First public exploit (EDB-52582)

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: 5 mo ago (2026-05-13)

Exploit prediction

5.86% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

EDB-52582 scramble - Remote Code Execution webapps, 2026-05-27
Nuclei template Scramble Laravel - Remote Code Execution nuclei detection template

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.4	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
GitHub	3.1	9.4	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Affected packages

ecosystem	package	affected	fixed in
packagist	dedoc/scramble	>=0.13.2, <0.13.22	0.13.22

Affected products

dedoc scramble

Classification

Weakness

CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary