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CVE-2020-12889

24
FAUCET Score

CVE-2020-12889 describes a critical vulnerability in MISP MISP-maltego version 1.4.4, where a shared MISP connection across users in a remote-transform scenario could lead to unauthorized access. With a CVSS score of 9.8 (CRITICAL), this vulnerability allows unauthenticated remote attackers to achieve complete compromise of confidentiality, integrity, and availability with low attack complexity. Despite its severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.4.4CPE matchmatch criteria
cpe:2.3:a:misp:misp-maltego:1.4.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.23%
Probability of exploitation in next 30 days
EPSS Percentile
65.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0123 is in the 52nd percentile among its peer group of 36,862 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: MISP-maltegoFixed in: 1.4.5

Vendor Advisories (1)

pipGHSA-fj35-m94r-9h4ccritical

Maltego incorrectly shares a MISP connection across users in a remote-transform use case

May 24, 2022

References

github.com / MISP/MISP-maltego/commit/3ccde66dab4096ab5663e69f352992cc73e1160b
PatchThird Party Advisory