CVE-2016-9990

IBM iNotes 8.5 and 9.0 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session. IBM Reference #: 1998824.

Published: 2017-03-31 Last update: 2026-05-13 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2016-9990 is rated Moderate Risk (40.2/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.25%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2016-9990

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 0.27% 0.25% -0.02%
2 2025-03-29 0.23% 0.27% +0.05%
3 2025-03-17 — 0.23% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2016-9990

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
6.1 3.0 MEDIUM
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:L)
Some sensitive info could get out, but not a total data dump.
Integrity (I:L)
Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N)
Service keeps running; no real outage angle.
 2.8 2.7 [email protected]
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 8.6 2.9 [email protected]

Weakness enumeration for CVE-2016-9990

Affected software / configurations for CVE-2016-9990

Vendor Product Version Raw CPE
ibm inotes 8.5.0.0 cpe:2.3:a:ibm:inotes:8.5.0.0:*:*:*:*:*:*:*
ibm inotes 8.5.0.1 cpe:2.3:a:ibm:inotes:8.5.0.1:*:*:*:*:*:*:*
ibm inotes 8.5.1.0 cpe:2.3:a:ibm:inotes:8.5.1.0:*:*:*:*:*:*:*
ibm inotes 8.5.1.1 cpe:2.3:a:ibm:inotes:8.5.1.1:*:*:*:*:*:*:*
ibm inotes 8.5.1.2 cpe:2.3:a:ibm:inotes:8.5.1.2:*:*:*:*:*:*:*
ibm inotes 8.5.1.3 cpe:2.3:a:ibm:inotes:8.5.1.3:*:*:*:*:*:*:*
ibm inotes 8.5.1.4 cpe:2.3:a:ibm:inotes:8.5.1.4:*:*:*:*:*:*:*
ibm inotes 8.5.1.5 cpe:2.3:a:ibm:inotes:8.5.1.5:*:*:*:*:*:*:*
ibm inotes 8.5.2.0 cpe:2.3:a:ibm:inotes:8.5.2.0:*:*:*:*:*:*:*
ibm inotes 8.5.2.1 cpe:2.3:a:ibm:inotes:8.5.2.1:*:*:*:*:*:*:*
ibm inotes 8.5.2.2 cpe:2.3:a:ibm:inotes:8.5.2.2:*:*:*:*:*:*:*
ibm inotes 8.5.2.3 cpe:2.3:a:ibm:inotes:8.5.2.3:*:*:*:*:*:*:*
ibm inotes 8.5.3.0 cpe:2.3:a:ibm:inotes:8.5.3.0:*:*:*:*:*:*:*
ibm inotes 8.5.3.1 cpe:2.3:a:ibm:inotes:8.5.3.1:*:*:*:*:*:*:*
ibm inotes 8.5.3.2 cpe:2.3:a:ibm:inotes:8.5.3.2:*:*:*:*:*:*:*
ibm inotes 8.5.3.3 cpe:2.3:a:ibm:inotes:8.5.3.3:*:*:*:*:*:*:*
ibm inotes 8.5.3.4 cpe:2.3:a:ibm:inotes:8.5.3.4:*:*:*:*:*:*:*
ibm inotes 8.5.3.5 cpe:2.3:a:ibm:inotes:8.5.3.5:*:*:*:*:*:*:*
ibm inotes 8.5.3.6 cpe:2.3:a:ibm:inotes:8.5.3.6:*:*:*:*:*:*:*
ibm inotes 9.0.0.0 cpe:2.3:a:ibm:inotes:9.0.0.0:*:*:*:*:*:*:*
ibm inotes 9.0.1.0 cpe:2.3:a:ibm:inotes:9.0.1.0:*:*:*:*:*:*:*
ibm inotes 9.0.1.1 cpe:2.3:a:ibm:inotes:9.0.1.1:*:*:*:*:*:*:*
ibm inotes 9.0.1.2 cpe:2.3:a:ibm:inotes:9.0.1.2:*:*:*:*:*:*:*
ibm inotes 9.0.1.3 cpe:2.3:a:ibm:inotes:9.0.1.3:*:*:*:*:*:*:*
ibm inotes 9.0.1.4 cpe:2.3:a:ibm:inotes:9.0.1.4:*:*:*:*:*:*:*
ibm inotes 9.0.1.5 cpe:2.3:a:ibm:inotes:9.0.1.5:*:*:*:*:*:*:*
ibm inotes 9.0.1.6 cpe:2.3:a:ibm:inotes:9.0.1.6:*:*:*:*:*:*:*

References for CVE-2016-9990

cvelogic Threat Intelligence