---
id: "CVE-2026-121902"
page: "https://infrastack.ai/live/CVE-2026-121902"
kind: "vulnerability"
aliases: ["CVE-2026-121902"]
title: "Adobe Connect: unauthenticated SQL injection can lead to code execution (patched in APSB26-191)"
severity: "critical"
cvss: 9.4
epss: null
exploited: false
status: "open"
category: "vendor"
products: [{"name": "Adobe Connect", "fixed": ["12.12.a", "12.11.i", "12.10.f", "12.9.a", "12.8.a"], "affected": "<= 12.12 (Windows)", "ecosystem": "vendor"}]
ecosystems: []
tags: ["adobe-connect", "self-hosted", "sql-injection", "unauthenticated", "vendor", "windows"]
not_affected_if: ["managed-hosting"]
published_at: "2026-11-10T22:18:27+00:00"
first_seen_at: "2026-11-10T22:27:27+00:00"
updated_at: "2026-11-10T22:30:31+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-121902", "first_seen_at": "2026-11-10T22:27:27+00:00"}, {"source": "analyst", "url": "https://www.adobe.com/trust/security/products/connect/apsb26-191.html", "first_seen_at": "2026-11-10T22:30:31+00:00", "cites": ["https://www.adobe.com/trust/security/products/connect/apsb26-191.html", "https://helpx.adobe.com/adobe-connect/kb/connect-on-prem-patches.html"]}]
exploit_sources: []
---

# Adobe Connect: unauthenticated SQL injection can lead to code execution (patched in APSB26-191)

Link for people: https://infrastack.ai/live/CVE-2026-121902 (this .md is for agents)

Adobe's APSB26-191 (Nov 10, 2026) fixes a critical SQL injection in Adobe Connect (CVE-2026-121902, CVSS 9.4). Adobe's vector is network, no privileges, no user interaction; impact is rated arbitrary code execution. Adobe says it is not aware of exploits in the wild. Part of a 24-CVE bulletin for Connect.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Adobe Connect affected <= 12.12 (Windows) fixed 12.12.a, 12.11.i, 12.10.f, 12.9.a, 12.8.a

## How to check

Find your Adobe Connect on-prem server version (Windows). Affected: 12.12 and earlier. Fixed builds per Adobe: 12.12.a, 12.11.i, 12.10.f, 12.9.a, 12.8.a. If you run a branch/patch level lower than the fixed build for your branch (e.g. 12.11.h or older), you are exposed. Adobe lists no fix for versions older than 12.8.

## Fix

Install the Adobe Connect patch for your branch: 12.12.a, 12.11.i, 12.10.f, 12.9.a or 12.8.a (Windows). Patches for licensed on-prem customers are on Adobe's on-prem patch page; per Adobe 12.11.i goes on top of 12.11.h.

## Timeline

- 2026-11-10T22:27:27+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-121902
- 2026-11-10T22:30:31+00:00 analyst https://www.adobe.com/trust/security/products/connect/apsb26-191.html — Read Adobe APSB26-191 and the on-prem patch page. Not exploited per Adobe, ZDI. No PoC found; did not search social. Sibling Connect CVEs share the bulletin.

## Documents

- [advisory] APSB26-191 Security update available for Adobe Connect https://www.adobe.com/trust/security/products/connect/apsb26-191.html
- [fix] Find on-premise patch files for Adobe Connect 9-12 https://helpx.adobe.com/adobe-connect/kb/connect-on-prem-patches.html

## From the sources

Adobe Connect is affected by an Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability that could result in arbitrary code execution. An attacker could exploit this vulnerability to execute arbitrary SQL commands, potentially compromising the confidentiality, integrity, and availability of the application. Exploitation of this issue does not require user interaction.

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