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CVE-2020-4014

18
FAUCET Score

CVE-2020-4014 describes an improper authorization vulnerability in Atlassian Fisheye and Crucible versions prior to 4.8.1. This flaw allows an authenticated remote attacker to remove another user's repository watching settings. With a CVSS score of 4.3 (Medium), the vulnerability has a low attack complexity and requires low privileges, but only impacts integrity with no confidentiality or availability concerns. There is currently no public exploit code available, nor is there evidence of active exploitation, and it has received minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.8.1CPE matchmatch criteria
cpe:2.3:a:atlassian:crucible:*:*:*:*:*:*:*:*
< 4.8.1CPE matchmatch criteria
cpe:2.3:a:atlassian:fisheye:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.77%
Probability of exploitation in next 30 days
EPSS Percentile
51.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0076 is in the 63rd percentile among its peer group of 21,974 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 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jira.atlassian.com / browse/CRUC-8467
Vendor Advisory
jira.atlassian.com / browse/FE-7283
Vendor Advisory