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CVE-2025-49553

Adobe Connect cross-site scripting (XSS)

9.3 CRITICALEPSS 0.53%
  1. Published14 Oct 2025

Description

Adobe Connect versions 12.9 and earlier are affected by a DOM-based Cross-Site Scripting (XSS) vulnerability that could be exploited by an attacker to execute malicious scripts in a victim's browser. Exploitation of this issue requires user interaction in that a victim must navigate to a crafted web page. A successful attacker can abuse this to achieve session takeover, increasing the confidentiality and integrity impact as high. Scope is changed.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N

Affected products

Adobe Connect< 12.10

Remediation

Fixed in
Adobe Connect≥ 12.10

References

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Frequently asked

Is CVE-2025-49553 being actively exploited?

CVE-2025-49553 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.53%.

How severe is CVE-2025-49553?

CVE-2025-49553 has a CVSS 3.1 base score of 9.3, rated critical. EPSS estimates a 0.53% probability of exploitation.

Which products are affected by CVE-2025-49553?

Affected products include Adobe Connect.

How do I fix CVE-2025-49553?

Upgrade affected software to a fixed version, for example Adobe Connect 12.10 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2025-49553 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.