CVE-2026-11878
Reflected Cross-Site Scripting vulnerability in OpenText Access Manager
Description
Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in OpenText Access Manager allows Cross-Site Scripting (XSS). This issue affects Access Manager: from 5.1 through 5.1.2.
INFO
Published Date :
June 24, 2026, 3:16 p.m.
Last Modified :
June 29, 2026, 7:28 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-11878
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | HIGH | f81092c5-7f14-476d-80dc-24857f90be84 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update Access Manager to version 5.1.3 or later.
- Apply vendor patches for OpenText Access Manager.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-11878.
| URL | Resource |
|---|---|
| https://portal.microfocus.com/s/article/KM000047449 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-11878 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-11878
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-11878 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-11878 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jun. 29, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Added CPE Configuration OR *cpe:2.3:a:microfocus:access_manager:*:*:*:*:*:*:*:* versions from (including) 5.0 up to (excluding) 5.1 *cpe:2.3:a:microfocus:access_manager:5.1:-:*:*:*:*:*:* *cpe:2.3:a:microfocus:access_manager:5.1:patch_update_2:*:*:*:*:*:* Added Reference Type OpenText: https://portal.microfocus.com/s/article/KM000047449 Types: Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 24, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-11878', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-06-24T15:04:47.680943Z'} -
New CVE Received by [email protected]
Jun. 24, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'OpenText', 'product': 'Access Manager', 'versions': [{'status': 'affected', 'version': '5.1', 'versionType': 'server', 'lessThanOrEqual': '5.1.2'}], 'defaultStatus': 'unaffected'}] Added Description Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in OpenText Access Manager allows Cross-Site Scripting (XSS). This issue affects Access Manager: from 5.1 through 5.1.2. Added CVSS V4.0 AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-79 Added Reference https://portal.microfocus.com/s/article/KM000047449