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CVE-2021-26086

Path Traversal — is CVE-2021-26086real, exploitable, or a false positive? Here's the community ground truth.

Medium · CVSS 5.3EPSS 100.0%CISA KEVCWE-22 · Path Traversal
Affected:Atlassian

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

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to read particular files via a path traversal vulnerability in the /WEB-INF/web.xml endpoint. The affected versions are before version 8.5.14, from version 8.6.0 before 8.13.6, and from version 8.14.0 before 8.16.1.

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Community ground truth

Community verdict

2 verdicts
Not a real issue

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Community real-world severity: High (High 2) — CVSS base score 5.3

Practitioners rate this higher than its CVSS — treat with extra caution.

Field notes & remediation

Verdicts are the quick signal — notes are the evidence and fixes behind them.

  • 0
    Field note · Diego RamírezCurated

    Confirmed exploited in the wild — listed in the CISA KEV catalog (added 2024-11-12). Treat as real and prioritize patching over triage.

Same weaknessCWE-22 · Path Traversal.