CVE-2018-5478: Contao 3.x before 3.5.32 allows XSS via the unsubscribe module in the frontend newsletter extension

Medium severity · published Sep 21, 2023

CVE-2018-5478

Contao 3.x before 3.5.32 allows XSS via the unsubscribe module in the frontend newsletter extension

6.1

CVSS

0.4%

EPSS

On KEV

Description

Contao 3.x before 3.5.32 allows XSS via the unsubscribe module in the frontend newsletter extension.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

Low

Integrity

Low

Availability

None

Scope

Changed

Exploitation

Is it being used?

Exploit prediction (EPSS)0.4% · higher than 36% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Contao · Contao

3.0.0 before 3.5.32 · source: NVD

Affected product

Contao

All Contao CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2018-5478

CVE.org

https://www.cve.org/CVERecord?id=CVE-2018-5478

Third Party Advisory

https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core/CVE-2018-5478.yaml

Third Party Advisory

https://security.snyk.io/vuln/SNYK-PHP-CONTAOCORE-70397