CVE-2020-35730

high KEV
Published 2023-06-22 · Modified 2023-06-22
CVSS v3
CVSS v2
VIR risk
9.5

Description

An XSS issue was discovered in Roundcube Webmail before 1.2.13, 1.3.x before 1.3.16, and 1.4.x before 1.4.10. The attacker can send a plain text e-mail message, with JavaScript in a link reference element that is mishandled by linkref_addindex in rcube_string_replacer.php.

CISA KEV

Vendor
Roundcube
Product
Roundcube Webmail
Due date
2023-07-13

Predictions

Exploit likelihood
99%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cisa-kev — https://roundcube.net/news/2020/12/27/security-updates-1.4.10-1.3.16-and-1.2.13; https://nvd.nist.gov/vuln/detail/CVE-2020-35730

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-35730

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202101-2

Exploits

OS impact

OSVersionStatusFixed in
arch archfixed1.4.10-1
debian debianbookwormfixed1.4.10+dfsg.1-1
debian debianbullseyefixed1.4.10+dfsg.1-1
debian debiansidfixed1.4.10+dfsg.1-1
debian debiantrixiefixed1.4.10+dfsg.1-1

References

Verify integrity in audit chain (admin only). AS-IS.