CVE-2026-73381
WordPress Popup by Supsystic plugin <= 1.13.0 - Broken Authentication vulnerability
Unauthenticated Broken Authentication in Popup by Supsystic <= 1.13.0 versions.
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
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
WordPress Popup by Supsystic plugin <= 1.13.0 - Broken Authentication vulnerability
Unauthenticated Broken Authentication in Popup by Supsystic <= 1.13.0 versions.
- Record
CVE-2026-73381- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-288
- Updated
- 2026-11-02
EUVDEUVD-2026-60796
Unauthenticated Broken Authentication in Popup by Supsystic <= 1.13.0 versions.
- Record
EUVD-2026-60796- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-29w8-vv8g-hpgw
Unauthenticated Broken Authentication in Popup by Supsystic <= 1.13.0 versions.
Unauthenticated Broken Authentication in Popup by Supsystic <= 1.13.0 versions.
- Record
GHSA-29w8-vv8g-hpgw- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-288
- Updated
- 2026-11-02
NVD
Unauthenticated Broken Authentication in Popup by Supsystic <= 1.13.0 versions.
- Record
CVE-2026-73381- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-288
- 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-2026-73381 is a critical vulnerability (CVSS 9.1) in Supsystic Popup By Supsystic, published August 18, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.55%, the 46th percentile. No source names a fixed version.