Cyber Resilience

CVE-2021-26068

High

Published: 22 February 2021

Published
22 February 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0434 89.2th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-26068 is a high-severity Injection (CWE-74) vulnerability in Atlassian Jira Server For Slack. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 10.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An endpoint in Atlassian Jira Server for Slack plugin from version 0.0.3 before version 2.0.15 allows remote attackers to execute arbitrary code via a template injection vulnerability.

CWE(s)
CWE-74

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

atlassian
jira server for slack
0.0.3 — 2.0.15

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SA-11 Developer Testing and Evaluation
addresses: CWE-74

Developer assessments and testing (including injection-focused techniques) identify improper neutralization of special elements, and the verifiable flaw remediation corrects them pre-deployment.

SI-4 System Monitoring
addresses: CWE-74

Identifies indicators of injection attacks (command, SQL, LDAP, etc.) via anomaly and attack monitoring.

References