CVE-2021-27890 - Vulnerability Details - OpenCVE

Description

SQL Injection vulnerablity in MyBB before 1.8.26 via theme properties included in theme XML files.

Published: 2021-03-15

Score: 8.8 High

EPSS: 10.6% Moderate

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-14627	SQL Injection vulnerablity in MyBB before 1.8.26 via theme properties included in theme XML files.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.1059.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://packetstormsecurity.com/files/161908/MyBB-1.8.25-Remote-Command-Execution.html
https://blog.sonarsource.com/mybb-remote-code-execution-chain
https://github.com/mybb/mybb/security/advisories/GHSA-r34m-ccm8-mfhq

History

No history.

Subscriptions

Mybb Mybb

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-03-15T17:04:13.000Z

Updated: 2024-08-03T21:33:16.401Z

Reserved: 2021-03-02T00:00:00.000Z

Link: CVE-2021-27890

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-03-15T18:15:18.707

Modified: 2026-06-17T03:45:34.017

Link: CVE-2021-27890

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-89
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

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