What is CVE-2017-11287?

CVE-2017-11287 is a medium-severity vulnerability in Adobe Connect, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-12-09.

How severe is CVE-2017-11287?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Adobe Connect

CVE-2017-11287

An issue was discovered in Adobe Connect 9.6.2 and earlier versions. A reflected cross-site scripting vulnerability exists that can result in information disclosure.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2017-12-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.029 (86.6th percentile), scored 2026-10-03.

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000

Affected products

Adobe Connect
Adobe Connect 9.6.2 And Earlier Versions — versions Adobe Connect 9.6.2 and earlier versions

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

helpx.adobe.com/security/products/connect/apsb17-35.html (Vendor Advisory)
www.securitytracker.com/id/1039799 (VDB Entry, Third Party Advisory, vdb-entry)
www.securityfocus.com/bid/101838 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2017-11287?: CVE-2017-11287 is a medium-severity vulnerability in Adobe Connect, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-12-09.
How severe is CVE-2017-11287?: Medium severity. CVSS v3 base score is 6.1 out of 10.