How severe is CVE-2020-29592?

CVE-2020-29592 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-29592 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-29592?

CVE-2020-29592 affects Orchardproject Orchard. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-29592?

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

When was CVE-2020-29592 published?

CVE-2020-29592 was published on 2021-04-14 and last updated on 2026-06-17.

CVE-2020-29592

CVE-2020-29592 is a critical-severity vulnerability in Orchardproject Orchard with a CVSS 3.x base score of 9.8. 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: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Orchardproject Orchard
Published: 2021-04-14
Last modified: 2026-06-17

Description

An issue was discovered in Orchard before 1.10. A broken access control issue in Orchard components that use the TinyMCE HTML editor's file upload allows an attacker to upload dangerous executables that bypass the file types allowed (regardless of the file types allowed list in Media settings).

Frequently asked questions

What is CVE-2020-29592?: An issue was discovered in Orchard before 1.10. A broken access control issue in Orchard components that use the TinyMCE HTML editor's file upload allows an attacker to upload dangerous executables that bypass the file types allowed (regardless of the file types allowed list in Media settings).
How severe is CVE-2020-29592?: CVE-2020-29592 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-29592 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-29592?: CVE-2020-29592 affects Orchardproject Orchard. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-29592?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-29592 published?: CVE-2020-29592 was published on 2021-04-14 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:orchardproject:orchard:*:*:*:*:*:*:*:*

More vulnerabilities in Orchardproject Orchard

CVE-2011-5252 — Medium (CVSS 5.8): Open redirect vulnerability in Users/Account/LogOff in Orchard 1.0.x before 1.0.21, 1.1.x before 1.1.31, 1.2.x before…
CVE-2020-29593 — Medium (CVSS 5.4): An issue was discovered in Orchard before 1.10. The Media Settings Allowed File Types list field allows an attacker to…
CVE-2015-5520 — Medium (CVSS 4.3): Cross-site scripting (XSS) vulnerability in the Users module in Orchard 1.7.3 through 1.8.2 and 1.9.x before 1.9.1…
CVE-2013-3645 — Medium (CVSS 4.3): Cross-site scripting (XSS) vulnerability in the Orchard.Comments module in Orchard before 1.6.1 allows remote attackers…

All CVEs affecting Orchardproject Orchard →

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 →