CVE-2024-10855 Missing authorization in Image Optimizer, Resizer and CDN – Sirv
Authenticated contributors can delete arbitrary site options, potentially causing denial of service due to missing authorization checks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-10855?
CVE-2024-10855 is a high-severity missing authorization vulnerability in Image Optimizer, Resizer and CDN – Sirv, published on 20 Nov 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Image Optimizer, Resizer and CDN – Sirv plugin for WordPress is vulnerable to unauthorized modification of data that can lead to a denial of service due to insufficient validation on the filename parameter of the sirv_upload_file_by_chunks() function and lack of in all versions up to, and including, 7.3.0. This makes it possible for authenticated attackers, with Contributor-level access and above, to delete arbitrary option values on the WordPress site. This can be leveraged to delete an option that would create an error on the site and deny service to legitimate users.
Weakness: CWE-639
Which versions are affected by CVE-2024-10855?
It affects 1 product.
Products include Sirv Sirv.
How do I fix CVE-2024-10855?
No fix has been published for CVE-2024-10855 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2024-10855 being exploited?
There is no known exploitation of CVE-2024-10855 in the wild and no public exploit code.
Other vulnerabilities in Image Optimizer, Resizer and CDN – Sirv
- CVE-2024-5853 Image Optimizer, Resizer and CDN – Sirv <= 7.2.6 - Authenticated (Contributor+) Arbitrary File Upload
- CVE-2024-8480 Missing authorization in Image Optimizer, Resizer and CDN – Sirv
- CVE-2024-32959 WordPress Sirv plugin <= 7.2.2 - Arbitrary Option Update to Privilege Escalation vulnerability
- CVE-2016-10950 SQL injection in n/a
- CVE-2025-46233 WordPress Sirv plugin <= 7.5.3 - Cross Site Scripting (XSS) Vulnerability
Sources
Also known as GHSA-5v32-g299-xh57.