Is CVE-2011-0290 being actively exploited?

CVE-2011-0290 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-0290?

CVE-2011-0290 has a CVSS 2.0 base score of 6.5 (MEDIUM).

CVE-2011-0290

MEDIUM · CVSS 6.5EPSS 2.1%EU EUVD

The BlackBerry Collaboration Service in Research In Motion (RIM) BlackBerry Enterprise Server (BES) 5.0.3 through MR4 for Microsoft Exchange and Lotus Domino allows remote authenticated users to log into arbitrary user accounts associated with the same organization, and send messages, read messages, read contact lists, or cause a denial of service (login unavailability), via unspecified vectors.

Key facts

CVSS score: 6.5 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness (CWE): CWE-264
EPSS score: 2.1% (82th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-0316)
Published: October 21, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-0316 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

lotus / domino
microsoft / exchange server
rim / blackberry enterprise server

References

http://secunia.com/advisories/46370(Vendor Advisory)
http://securitytracker.com/id?1026179
http://www.blackberry.com/btsc/KB28524(Exploit, Vendor Advisory)
http://www.osvdb.org/76286
http://www.securityfocus.com/bid/50064
https://exchange.xforce.ibmcloud.com/vulnerabilities/70519

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain