CVE-2016-8581

medium
Published 2016-10-28 ยท Modified 2026-05-06
CVSS v3
6.1
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
7.1

Description

A persistent XSS vulnerability exists in the User-Agent header of the login process of AlienVault OSSIM and USM before 5.3.2 that allows an attacker to steal session IDs of logged in users when the current sessions are viewed by an administrator.

Predictions

Exploit likelihood
71%
Patch ETA
โ€”

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Metasploit modules

AlienVault OSSIM SQL Injection and Remote Code Execution
Source code queued for fetch โ€” refresh in a moment.

Application impact

VendorProductVersionsFixed
alienvaultopen_source_security_information_and_event_management{"endIncluding":"5.3.1"}
alienvaultunified_security_management{"endIncluding":"5.3.1"}

References

CWEs

CWE-79

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.