Security readout for executives and security teams
Plain-English summary
CVE-2016-9126 is a stored cross-site scripting flaw in Revive Adserver before 3.2.3. A privileged authenticated user could create a username that is displayed unsafely in the dashboard audit trail, potentially causing administrator account compromise when viewed.
Executive priority
Treat as a near-term fix for any remaining legacy Revive Adserver instances. The business risk is administrator account compromise, but exploitation requires authenticated privilege, so prioritize exposed or delegated-administration environments first.
Technical view
The issue is CWE-79 in Revive Adserver's dashboard audit trail widget. Usernames were not properly escaped on login display. Sources describe impact as persistent XSS, reachable by an authenticated user with sufficient privileges to create other users, and fixed before version 3.2.3.
Likely exposure
Exposure is limited to Revive Adserver deployments running versions before 3.2.3, especially where non-administrators can create users and administrators view the dashboard audit trail.
Exploitation context
The provided sources do not show active exploitation or KEV listing. The public HackerOne report, vendor advisory, and fixing commit indicate responsible disclosure and remediation history, not confirmed in-the-wild abuse.
Researcher notes
Evidence is straightforward but limited: no CVSS data is provided, and the bundle names no current exploit activity. Focus validation on version inventory, permission boundaries, audit trail rendering, and account review after upgrade.
Mitigation direction
- Upgrade Revive Adserver to 3.2.3 or later.
- Restrict user creation privileges until the upgrade is complete.
- Review vendor advisory for any deployment-specific guidance.
- Audit privileged accounts and recent user creation events.
Validation and detection
- Confirm the installed Revive Adserver version is 3.2.3 or later.
- Check whether any users can create accounts unnecessarily.
- Review dashboard audit trail entries for suspicious usernames.
- Verify username output is escaped in the audit trail widget.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2016-9126 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/revive-adserver/revive-adserver/commit/8d8c6df309ff5fde9dd4770abcd4ec5d2449b3ecCVE reference · x_refsource_MISC
- https://www.revive-adserver.com/security/revive-sa-2016-001/CVE reference · x_refsource_MISC
- https://hackerone.com/reports/97073CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.