CVE-2021-43957

HIGH
7.5
CVSS Score
Published: March 16, 2022 at 12:55 AM UTC
Updated: June 17, 2026 at 04:11 AM UTC
2 products affected across 1 vendorCrucibleFisheye

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Severity
HIGH7.5
Exploit prediction
EPSS 1%
SSVC
No known exploit

Description

Affected versions of Atlassian Fisheye & Crucible allowed remote attackers to browse local files via an Insecure Direct Object References (IDOR) vulnerability in the WEB-INF directory and bypass the fix for CVE-2020-29446 due to a lack of url decoding. The affected versions are before version 4.8.9.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

95%
v < 4.8.9
Affected range stops below 4.8.9, so it looks safe — our inference, not a vendor statement
Fisheye· Atlassianatlassian-app
95%
v < 4.8.9
Affected range stops below 4.8.9, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

x_refsource_MISCIssue TrackingVendor Advisory
https://jira.atlassian.com/browse/CRUC-8524
x_refsource_MISCIssue TrackingVendor Advisory
https://jira.atlassian.com/browse/FE-7388

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-639

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