How severe is CVE-2021-46116?

CVE-2021-46116 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-2021-46116 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-46116?

CVE-2021-46116 affects Jpress. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-46116?

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-2021-46116 published?

CVE-2021-46116 was published on 2022-01-26 and last updated on 2026-07-09.

CVE-2021-46116

CVE-2021-46116 is a high-severity vulnerability in Jpress with a CVSS 3.x base score of 7.2. 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 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Jpress
Published: 2022-01-26
Last modified: 2026-07-09

Description

jpress 4.2.0 is vulnerable to remote code execution via io.jpress.web.admin._TemplateController#doInstall. The admin panel provides a function through which attackers can install templates and inject some malicious code.

Frequently asked questions

What is CVE-2021-46116?: jpress 4.2.0 is vulnerable to remote code execution via io.jpress.web.admin._TemplateController#doInstall. The admin panel provides a function through which attackers can install templates and inject some malicious code.
How severe is CVE-2021-46116?: CVE-2021-46116 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-2021-46116 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-46116?: CVE-2021-46116 affects Jpress. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-46116?: 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-2021-46116 published?: CVE-2021-46116 was published on 2022-01-26 and last updated on 2026-07-09.

References

Affected products (1)

cpe:2.3:a:jpress:jpress:4.2.0:*:*:*:*:*:*:*

More vulnerabilities in Jpress

CVE-2024-50919 — Critical (CVSS 9.8): Jpress until v5.1.1 has arbitrary file uploads on the windows platform, and the construction of non-standard file…
CVE-2021-45807 — Critical (CVSS 9.8): jpress v4.2.0 is vulnerable to command execution via io.jpress.web.admin._AddonController::doUploadAndInstall.
CVE-2024-43033 — High (CVSS 8.8): JPress through 5.1.1 on Windows has an arbitrary file upload vulnerability that could cause arbitrary code execution…
CVE-2022-23330 — High (CVSS 8.8): A remote code execution (RCE) vulnerability in HelloWorldAddonController.java of jpress v4.2.0 allows attackers to…
CVE-2021-46114 — High (CVSS 8.8): jpress v 4.2.0 is vulnerable to RCE via io.jpress.module.product.ProductNotifyKit#doSendEmail. The admin panel provides…
CVE-2021-45808 — High (CVSS 8.8): jpress v4.2.0 allows users to register an account by default. With the account, user can upload arbitrary files to the…

All CVEs affecting Jpress →

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 →