CVE-2026-48294
Adobe Acrobat PDF Extension (Chrome) UXSS Data Disclosure
Description
Adobe Acrobat PDF Extension (Chrome) versions 26.5.2.2 and earlier are affected by a UXSS-class cross-origin data disclosure vulnerability. An attacker could exploit this vulnerability to gain access to data regarding the victim's 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.
INFO
Published Date :
June 17, 2026, 10:55 a.m.
Last Modified :
June 29, 2026, 5:17 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 078d4453-3bcd-4900-85e6-15281da43538 | ||||
| CVSS 3.1 | HIGH | MITRE-CVE | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update Adobe Acrobat PDF Extension for Chrome.
- Avoid visiting malicious URLs.
- Avoid interacting with compromised pages.
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-2026-48294.
| URL | Resource |
|---|---|
| https://chromewebstore.google.com/detail/adobe-acrobat-pdf-edit-co/efaidnbmnnnibpcajpcglclefindmkaj | Product |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-48294 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-2026-48294
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-2026-48294 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-48294 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.
-
Reanalysis 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:H/I:N/A:N Removed CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N -
Initial Analysis by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N Added CPE Configuration OR *cpe:2.3:a:adobe:acrobat:*:*:*:*:*:chrome:*:* versions up to (including) 26.5.2.2 Added Reference Type Adobe Systems Incorporated: https://chromewebstore.google.com/detail/adobe-acrobat-pdf-edit-co/efaidnbmnnnibpcajpcglclefindmkaj Types: Product -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-48294', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-06-16T20:59:32.500542Z'} -
New CVE Received by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Adobe', 'product': 'Adobe Acrobat PDF Extension (Chrome)', 'versions': [{'status': 'affected', 'version': '0', 'versionType': 'semver', 'lessThanOrEqual': '26.5.2.2'}], 'defaultStatus': 'unaffected'}] Added Description Adobe Acrobat PDF Extension (Chrome) versions 26.5.2.2 and earlier are affected by a UXSS-class cross-origin data disclosure vulnerability. An attacker could exploit this vulnerability to gain access to data regarding the victim's 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. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N Added CWE CWE-79 Added Reference https://chromewebstore.google.com/detail/adobe-acrobat-pdf-edit-co/efaidnbmnnnibpcajpcglclefindmkaj