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CVE-2020-35547

28
FAUCET Score

CVE-2020-35547 is a critical vulnerability affecting Mitel MiCollab before version 9.2 FP1, specifically within the NuPoint Messenger's library index page. This flaw allows an unauthenticated attacker to remotely view and modify user data with low attack complexity. While there is no known active exploitation or publicly available exploit code, the vulnerability has garnered significant community discussion, indicating awareness and potential interest from threat actors.

Impacted Technologies

VendorProductVersion(s)CPE
<= 9.2CPE matchmatch criteria
cpe:2.3:a:mitel:micollab:*:*:*:*:*:-:*:*

CVSS Data

CVSS version used by this source: 3.1

9.1CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.09%
Probability of exploitation in next 30 days
EPSS Percentile
61.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0109 is in the 47th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 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-20-0016
Vendor Advisory