CVE-2023-40553
WordPress Plausible Analytics Plugin <= 1.3.3 is vulnerable to Cross Site Scripting (XSS)
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Plausible.Io Plausible Analytics plugin <= 1.3.3 versions.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
WordPress Plausible Analytics Plugin <= 1.3.3 is vulnerable to Cross Site Scripting (XSS)
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Plausible.Io Plausible Analytics plugin <= 1.3.3 versions.
- Record
CVE-2023-40553- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2023-45124
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Plausible.Io Plausible Analytics plugin <= 1.3.3 versions.
- Record
EUVD-2023-45124- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-p89g-hj67-q7vw
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Plausible.Io Plausible Analytics...
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Plausible.Io Plausible Analytics plugin <= 1.3.3 versions.
- Record
GHSA-p89g-hj67-q7vw- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Plausible.Io Plausible Analytics plugin <= 1.3.3 versions.
- Record
CVE-2023-40553- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
WordPress Plausible Analytics Plugin <= 1.3.3 is vulnerable to Cross Site Scripting (XSS)
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Plausible.Io Plausible Analytics plugin <= 1.3.3 versions.
- Record
CVE-2023-40553- CVSS 3.1
- 5.8 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-40553 is a medium vulnerability (CVSS 5.8) in Plausible Analytics, published September 6, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 28th percentile. No source names a fixed version.
References
patchstack.com/database/vulnerability/plausible-analytics/wordpress-plausible-analytics-plugin-1-3-3-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve
nvd.nist.gov/vuln/detail/CVE-2023-40553
github.com/advisories/GHSA-p89g-hj67-q7vw
wordpress.org/plugins