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CVE-2019-19371

21
FAUCET Score

CVE-2019-19371 describes a reflected cross-site scripting (XSS) vulnerability in the web conferencing component of Mitel MiCollab AWV versions prior to 8.1.2.2. This flaw, stemming from insufficient input validation in the join meeting interface, allows an unauthenticated attacker to execute arbitrary scripts. Rated as MEDIUM severity with a CVSS score of 6.1, it requires user interaction (UI:R) but has low attack complexity (AC:L) and network access (AV:N), potentially leading to limited impact on confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
<= 8.0.2.301CPE matchmatch criteria
cpe:2.3:a:mitel:micollab_audio\,_web_\&_video_conferencing:*:*:*:*:*:*:*:*
>= 8.1, <= 8.1.1.11CPE matchmatch criteria
cpe:2.3:a:mitel:micollab_audio\,_web_\&_video_conferencing:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.04%
Probability of exploitation in next 30 days
EPSS Percentile
60.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0104 is in the 73rd percentile among its peer group of 26,236 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

mitel.com / support/security-advisories
Vendor Advisory
mitel.com / support/security-advisories/mitel-product-security-advisory-19-0007
Vendor Advisory