CVE-2021-3258 - Vulnerability Details - OpenCVE

Description

Question2Answer Q2A Ultimate SEO Version 1.3 is affected by cross-site scripting (XSS), which may lead to arbitrary remote code execution.

Published: 2021-02-05

Score: 5.4 Medium

EPSS: 1.6% Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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:qa-themes:q2a_ultimate_seo:1.3:*:*:*:*:question2answer:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-26597	Question2Answer Q2A Ultimate SEO Version 1.3 is affected by cross-site scripting (XSS), which may lead to arbitrary remote code execution.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.01644.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/q2a-projects/Q2A-Ultimate-SEO/commit/20069f28147c6f2c3acca4e3f6f5154537c5d536
https://nirmaldahal.com.np/sxss-to-defacement-and-account-takeover/
https://www.question2answer.org/qa/58520/important-q2a-ultimate-seo-important-update

History

No history.

Subscriptions

Qa-themes Q2a Ultimate Seo

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-02-05T15:38:18.000Z

Updated: 2024-08-03T16:53:16.838Z

Reserved: 2021-01-22T00:00:00.000Z

Link: CVE-2021-3258

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-02-05T16:15:12.757

Modified: 2026-06-17T04:04:51.777

Link: CVE-2021-3258

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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