CVE-2023-6699
WP Compress – Image Optimizer [All-In-One] <= 6.10.33 - Unauthenticated Directory Traversal via css
The WP Compress – Image Optimizer [All-In-One] plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 6.10.33 via the css parameter. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information.
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
- None
Exploit likelihood
What each source reports
CVE List Score used
WP Compress – Image Optimizer [All-In-One] <= 6.10.33 - Unauthenticated Directory Traversal via css
The WP Compress – Image Optimizer [All-In-One] plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 6.10.33 via the css parameter. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information.
- Record
CVE-2023-6699- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-24
- Updated
- 2026-11-02
EUVDEUVD-2023-58920
The WP Compress – Image Optimizer [All-In-One] plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 6.10.33 via the css parameter. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information.
- Record
EUVD-2023-58920- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8frc-4g87-v5h6
The WP Compress – Image Optimizer [All-In-One] plugin for WordPress is vulnerable to Directory...
The WP Compress – Image Optimizer [All-In-One] plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 6.10.33 via the css parameter. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information.
- Record
GHSA-8frc-4g87-v5h6- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-22, CWE-24
- Updated
- 2026-11-02
NVD
The WP Compress – Image Optimizer [All-In-One] plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 6.10.33 via the css parameter. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information.
- Record
CVE-2023-6699- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-24, CWE-22
- 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-2023-6699 is a critical vulnerability (CVSS 9.1) in Wpcompress Wp Compress, published January 11, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.86%, the 58th percentile. No source names a fixed version.
References
wordfence.com/threat-intel/vulnerabilities/id/defb87dd-bf5f-411f-b948-699337d05d44?source=cve
plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=3009183%40wp-compress-image-optimizer%2Ftrunk&old=2994665%40wp-compress-image-optimizer%2Ftrunk&sfp_email=&sfph_mail=
nvd.nist.gov/vuln/detail/CVE-2023-6699
github.com/advisories/GHSA-8frc-4g87-v5h6