What is the CVSS score of CVE-2022-26135?

CVE-2022-26135 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 71.2%.

Jira Data Center CVE-2022-26135

MEDIUM

Server-Side Request Forgery (SSRF) (CWE-918)

2022-06-30 security@atlassian.com

SSRF Atlassian Jira Data Center Jira Server Jira Service Desk Jira Service Management

6.5

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-918 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V4 - API and Web Service URL allowlisting, SSRF prevention MITRE ATT&CK 2 techniques across 2 tactics: Initial Access, Credential Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 6.5 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required.
Exploit ScenarioDerived	A remote attacker could make the server perform requests to unintended internal or external resources by sending crafted requests to the affected application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

No patch listed yet 71.2% exploitation probability (EPSS)

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AnalysisAI

A vulnerability in Mobile Plugin for Jira Data Center and Server allows a remote, authenticated user (including a user who joined via the sign-up feature) to perform a full read server-side request. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and allowlist destination URLs, block requests to internal networks, use network segmentation.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Server-Side Request Forgery (SSRF) (CWE-918), which allows attackers to make the server perform requests to unintended internal or external resources. A vulnerability in Mobile Plugin for Jira Data Center and Server allows a remote, authenticated user (including a user who joined via the sign-up feature) to perform a full read server-side request forgery via a batch endpoint. This affects Atlassian Jira Server and Data Center from version 8.0.0 before version 8.13.22, from version 8.14.0 before 8.20.10, from version 8.21.0 before 8.22.4. This also affects Jira Management Server and Data Center versions from version 4.0.0 before 4.13.22, from version 4.14.0 before 4.20.10 and from version 4.21.0 before 4.22.4. Affected products include: Atlassian Jira Data Center, Atlassian Jira Server, Atlassian Jira Service Desk, Atlassian Jira Service Management. Version information: version 8.0.0.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

DescriptionNVD

A vulnerability in Mobile Plugin for Jira Data Center and Server allows a remote, authenticated user (including a user who joined via the sign-up feature) to perform a full read server-side request forgery via a batch endpoint. This affects Atlassian Jira Server and Data Center from version 8.0.0 before version 8.13.22, from version 8.14.0 before 8.20.10, from version 8.21.0 before 8.22.4. This also affects Jira Management Server and Data Center versions from version 4.0.0 before 4.13.22, from version 4.14.0 before 4.20.10 and from version 4.21.0 before 4.22.4.

Threat Intelligence Overview

EPSS Score

71.2%

Top 1% exploitable

Data Quality

2 sources

Confidence: Low

NVD

CVE.org

EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC No

EPSS 71.2%

Patch available No

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

103

Low Medium High Critical

KEV: 0

EPSS: +71

CVSS: +32

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Server-Side Request Forgery HIGH

Server-Side Request Forgery exploits applications that fetch remote resources based on user-supplied URLs.

Affected Products (CPE)NVD

cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:*

cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:*

cpe:2.3:a:atlassian:jira_service_desk:*:*:*:*:data_center:*:*:*

cpe:2.3:a:atlassian:jira_service_desk:*:*:*:*:server:*:*:*

cpe:2.3:a:atlassian:jira_service_management:*:*:*:*:data_center:*:*:*

cpe:2.3:a:atlassian:jira_service_management:*:*:*:*:server:*:*:*

cpe:2.3:a:atlassian:jira_service_management:*:*:*:*:data_center:*:*:*

cpe:2.3:a:atlassian:jira_service_management:*:*:*:*:server:*:*:*

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References

Advisories & patches

ADVISORY https://confluence.atlassian.com/display/JIRA/Jira+Server+Security+Advisory+29nd+June+2022 ADVISORY https://jira.atlassian.com/browse/JRASERVER-73863 ADVISORY https://jira.atlassian.com/browse/JSDSERVER-11840

Search Externally

GitHub PoC

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