How severe is CVE-2020-24948?

CVE-2020-24948 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-24948 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-24948?

CVE-2020-24948 affects Autoptimize. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-24948?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-24948 published?

CVE-2020-24948 was published on 2020-09-03 and last updated on 2026-06-17.

CVE-2020-24948

CVE-2020-24948 is a high-severity vulnerability in Autoptimize with a CVSS 3.x base score of 7.2. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-434.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 13% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Autoptimize
Published: 2020-09-03
Last modified: 2026-06-17

Description

The ao_ccss_import AJAX call in Autoptimize Wordpress Plugin 2.7.6 does not ensure that the file provided is a legitimate Zip file, allowing high privilege users to upload arbitrary files, such as PHP, leading to remote command execution.

Frequently asked questions

What is CVE-2020-24948?: The ao_ccss_import AJAX call in Autoptimize Wordpress Plugin 2.7.6 does not ensure that the file provided is a legitimate Zip file, allowing high privilege users to upload arbitrary files, such as PHP, leading to remote command execution.
How severe is CVE-2020-24948?: CVE-2020-24948 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-24948 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-24948?: CVE-2020-24948 affects Autoptimize. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-24948?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-24948 published?: CVE-2020-24948 was published on 2020-09-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:autoptimize:autoptimize:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Autoptimize

CVE-2021-24376 — Critical (CVSS 9.8): The Autoptimize WordPress plugin before 2.7.8 attempts to delete malicious files (such as .php) form the uploaded…
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CVE-2022-2635 — Medium (CVSS 4.8): The Autoptimize WordPress plugin before 3.1.1 does not sanitise and escape some of its settings, which could allow high…
CVE-2021-24378 — Medium (CVSS 4.8): The Autoptimize WordPress plugin before 2.7.8 does not check for malicious files such as .html in the archive uploaded…
CVE-2021-24332 — Medium (CVSS 4.8): The Autoptimize WordPress plugin before 2.8.4 was missing proper escaping and sanitisation in some of its settings,…

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