How severe is CVE-2016-10958?

CVE-2016-10958 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2016-10958 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-10958?

CVE-2016-10958 affects Estatik. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-10958?

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-2016-10958 published?

CVE-2016-10958 was published on 2019-09-16 and last updated on 2026-06-17.

CVE-2016-10958

CVE-2016-10958 is a high-severity vulnerability in Estatik with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (77th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Estatik
Published: 2019-09-16
Last modified: 2026-06-17

Description

The estatik plugin before 2.3.0 for WordPress has unauthenticated arbitrary file upload via es_media_images[] to wp-admin/admin-ajax.php.

Frequently asked questions

What is CVE-2016-10958?: The estatik plugin before 2.3.0 for WordPress has unauthenticated arbitrary file upload via es_media_images[] to wp-admin/admin-ajax.php.
How severe is CVE-2016-10958?: CVE-2016-10958 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2016-10958 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-10958?: CVE-2016-10958 affects Estatik. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-10958?: 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-2016-10958 published?: CVE-2016-10958 was published on 2019-09-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:estatik:estatik:*:*:*:*:*:wordpress:*:*

More vulnerabilities in Estatik

CVE-2023-6049 — Critical (CVSS 9.8): The Estatik Real Estate Plugin WordPress plugin before 4.1.1 unserializes user input via some of its cookies, which…
CVE-2023-6048 — Medium (CVSS 6.5): The Estatik Real Estate Plugin WordPress plugin before 4.1.1 does not prevent user with low privileges on the site,…
CVE-2016-10959 — Medium (CVSS 6.5): The estatik plugin before 2.3.1 for WordPress has authenticated arbitrary file upload (exploitable with CSRF) via…
CVE-2023-6050 — Medium (CVSS 6.1): The Estatik Real Estate Plugin WordPress plugin before 4.1.1 does not sanitise and escape various parameters and…

All CVEs affecting Estatik →

Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

CVE-2026-48283 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-48276 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-57700 — Critical (CVSS 10.0): Unrestricted Upload of File with Dangerous Type vulnerability in Daan.Dev OMGF Pro allows Using Malicious Files. This…
CVE-2025-69129 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in WordPress & WooCommerce Scraper Plugin, Import Data from Any Site <= 1.0.7…
CVE-2026-40772 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in GeekyBot <= 1.2.2 versions.
CVE-2026-40412 — Critical (CVSS 10.0): Unrestricted upload of file with dangerous type in Azure Orbital Spatio allows an unauthorized attacker to execute code…

Browse all CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities →