CVE-2025-26776
WordPress Chaty Pro Plugin <= 3.3.3 - Arbitrary File Upload vulnerability
Unrestricted Upload of File with Dangerous Type vulnerability in NotFound Chaty Pro allows Upload a Web Shell to a Web Server. This issue affects Chaty Pro: from n/a through 3.3.3.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
WordPress Chaty Pro Plugin <= 3.3.3 - Arbitrary File Upload vulnerability
Unrestricted Upload of File with Dangerous Type vulnerability in NotFound Chaty Pro allows Upload a Web Shell to a Web Server. This issue affects Chaty Pro: from n/a through 3.3.3.
- Record
CVE-2025-26776- CVSS 3.1
- 10.0 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
EUVDEUVD-2025-4423
Unrestricted Upload of File with Dangerous Type vulnerability in NotFound Chaty Pro allows Upload a Web Shell to a Web Server. This issue affects Chaty Pro: from n/a through 3.3.3.
- Record
EUVD-2025-4423- CVSS 3.1
- 10.0 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-q526-hh66-mj99
Unrestricted Upload of File with Dangerous Type vulnerability in NotFound Chaty Pro allows Upload...
Unrestricted Upload of File with Dangerous Type vulnerability in NotFound Chaty Pro allows Upload a Web Shell to a Web Server. This issue affects Chaty Pro: from n/a through 3.3.3.
- Record
GHSA-q526-hh66-mj99- CVSS 3.1
- 10.0 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
NVD
Unrestricted Upload of File with Dangerous Type vulnerability in NotFound Chaty Pro allows Upload a Web Shell to a Web Server. This issue affects Chaty Pro: from n/a through 3.3.3.
- Record
CVE-2025-26776- CVSS 3.1
- 10.0 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-434
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-26776 is a critical vulnerability (CVSS 10.0) in Notfound Chaty Pro, published February 22, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 50th percentile. No source names a fixed version.