Adobe Connect up to 12.10/2025.3 URL cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Adobe Connect up to 12.10/2025.3. It has been classified as problematic. Affected is an unknown function of the component URL Handler. This manipulation causes cross site scripting. This vulnerability is registered as CVE-2026-34617. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Adobe Connect up to 12.10/2025.3 and classified as problematic. Affected by this vulnerability is an unknown code block of the component URL Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

Adobe Connect versions 2025.3, 12.10 and earlier are affected by a Cross-Site Scripting (XSS) vulnerability that could result in privilege escalation. A low-privileged attacker could exploit this vulnerability to inject malicious scripts into a web page, potentially gaining elevated access or control over the victim's account or session. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page. Scope is changed.

The advisory is shared at helpx.adobe.com. This vulnerability is known as CVE-2026-34617 since 03/30/2026. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.7
CNA Vector (adobe): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/30/2026 CVE reserved
04/14/2026 +15 days Advisory disclosed
04/14/2026 +0 days VulDB entry created
04/14/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: adobe.com

Advisory: apsb26-37
Status: Confirmed

CVE: CVE-2026-34617 (🔒)
GCVE (CVE): GCVE-0-2026-34617
GCVE (VulDB): GCVE-100-357565

Entryinfo

Created: 04/14/2026 21:20
Changes: 04/14/2026 21:20 (65)
Complete: 🔍
Cache ID: 216::103

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