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CVE-2024-10855

8.1 · HIGH

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 filena…

Published Nov 20, 2024CWE-639EPSS 0.54%

Overview

CVE-2024-10855 is a high-severity vulnerability. It was published on November 20, 2024 and has a CVSS 3.1 base score of 8.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refplugins.trac.wordpress.org/browser/sirv/tags/7.2.8/sirv.php#L4691Refplugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3186406%40sirv&new=3186406%40sirv&sfp_email=&sfph_mail=Refwww.wordfence.com/threat-intel/vulnerabilities/id/d6ec09e5-4994-4d23-bf8e-26b64d5303fa?source=cve

How CyberStrike helps

Frequently asked questions

What is CVE-2024-10855?

CVE-2024-10855 is a high-severity vulnerability. It was published on November 20, 2024 and has a CVSS 3.1 base score of 8.1 (HIGH).

How severe is CVE-2024-10855?

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2024-10855?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2024-10855?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-10855 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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