CVE-2023-43770
CVSS v3
6.1
MEDIUM
EPSS Score
76.4 %
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
Roundcube before 1.4.14, 1.5.x before 1.5.4, and 1.6.x before 1.6.3 allows XSS via text/plain e-mail messages with crafted links because of program/lib/Roundcube/rcube_string_replacer.php behavior.
CISA Known Exploited Vulnerability
- Date Added
- 2024-02-12
- Patch Due Date
- 2024-03-04
- Ransomware Use
- Unknown
Technical details
- Published
- 2023-09-22
Frequently asked questions
What is CVE-2023-43770?
Roundcube before 1.4.14, 1.5.x before 1.5.4, and 1.6.x before 1.6.3 allows XSS via text/plain e-mail messages with crafted links because of program/lib/Roundcube/rcube_string_replacer.php behavior.
Is CVE-2023-43770 actively exploited?
Yes. CVE-2023-43770 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2024-03-04.
What is the CVSS score for CVE-2023-43770?
CVE-2023-43770 has a CVSS v3 base score of 6.1 (MEDIUM severity).
Is CVE-2023-43770 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.
No credit card required · 500 free checks/month · Free API key
Other 2023 vulnerabilities worth triaging
Ranked by exploit probability (EPSS).