CVE-2022-31132

HIGH

Nextcloud Mail < 1.12.8 - Server-Side Request Forgery via CSS Minifier

Title source: llm
STIX 2.1

Description

Nextcloud Mail is an email application for the nextcloud personal cloud product. Affected versions shipped with a CSS minifier on the path `./vendor/cerdic/css-tidy/css_optimiser.php`. Access to the minifier is unrestricted and access may lead to Server-Side Request Forgery (SSRF). It is recommendet to upgrade to Mail 1.12.7 or Mail 1.13.6. Users unable to upgrade may manually delete the file located at `./vendor/cerdic/css-tidy/css_optimiser.php`

References (1)

Core 1
Core References

Scores

CVSS v3 8.3
EPSS 0.0042
EPSS Percentile 62.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-918
Status published
Products (1)
nextcloud/mail < 1.12.8
Published Aug 04, 2022
Tracked Since Feb 18, 2026