CVE-2021-26086

Katalog CVE

CVSS 5.3 · Medium KEV · sudah dieksploitasi EPSS 100,0%

Kerentanan Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') pada atlassian jira data center, atlassian jira server. Skor CVSS 3.1 5.3 (Medium) menurut NVD. Masuk katalog KEV CISA pada 12 November 2024, artinya sudah terbukti dieksploitasi.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

16 Agustus 2021

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

5.3 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

EPSS (30 hari)

100,0% peluang dieksploitasi; lebih tinggi dari 99,9% CVE lain

Known Exploited Vulnerabilities (CISA)

Nama

Atlassian Jira Server and Data Center Path Traversal Vulnerability

Masuk KEV

12 November 2024

Tenggat CISA

3 Desember 2024 (untuk instansi federal AS)

Ransomware

Belum tercatat

Tindakan wajib

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://jira.atlassian.com/browse/JRASERVER-72695 issue tracking · advisory vendor
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-26086 pemerintah AS
• http://packetstormsecurity.com/files/164405/Atlassian-Jira-Server-Data-Center-8.4.0-File-Read.html exploit · advisory pihak ketiga · vdb entry