What is the CVSS score of CVE-2025-43567?

CVE-2025-43567 has a CVSS 3.1 base score of 9.3 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N. EPSS exploitation probability: 0.8%.

Which versions of Connect are affected by CVE-2025-43567?

CVE-2025-43567 presents critical security risk, a cross-site scripting vulnerability rated CVSS 9.3.

How to fix or mitigate CVE-2025-43567?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Verify anti-CSRF tokens and content security policies are enforced.

Connect CVE-2025-43567

CRITICAL

Cross-site Scripting (XSS) (CWE-79)

2025-05-13 psirt@adobe.com

Adobe XSS Connect

9.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.3 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:41 vuln.today

CVE Published

May 13, 2025 - 21:16 nvd

CRITICAL 9.3

DescriptionCVE.org

Adobe Connect versions 12.8 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field. A successful attacker can abuse this to achieve session takeover, increasing the confidentiality and integrity impact as high.

AnalysisAI

Adobe Connect versions 12.8 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form. Rated critical severity (CVSS 9.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Adobe Connect versions 12.8 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field. A successful attacker can abuse this to achieve session takeover, increasing the confidentiality and integrity impact as high. Affected products include: Adobe Connect.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.