How severe is CVE-2020-36882?

CVE-2020-36882 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 none, and availability high.

Is CVE-2020-36882 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-36882?

CVE-2020-36882 affects Flexense Diskboss. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-36882?

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.

Does CVE-2020-36882 have an EU (EUVD) identifier?

Yes. CVE-2020-36882 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-30829.

When was CVE-2020-36882 published?

CVE-2020-36882 was published on 2025-12-05 and last updated on 2026-06-17.

CVE-2020-36882

CVE-2020-36882 is a high-severity vulnerability in Flexense Diskboss 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 v4: 8.7
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2020-30829
Weakness: CWE-434
Affected product: Flexense Diskboss
Published: 2025-12-05
Last modified: 2026-06-17

Description

Flexsense DiskBoss 7.7.14 allows unauthenticated attackers to upload arbitrary files via /Command/Search Files/Directory field, leading to a denial of service by crashing the application.

Frequently asked questions

What is CVE-2020-36882?: Flexsense DiskBoss 7.7.14 allows unauthenticated attackers to upload arbitrary files via /Command/Search Files/Directory field, leading to a denial of service by crashing the application.
How severe is CVE-2020-36882?: CVE-2020-36882 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 none, and availability high.
Is CVE-2020-36882 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-36882?: CVE-2020-36882 affects Flexense Diskboss. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-36882?: 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.
Does CVE-2020-36882 have an EU (EUVD) identifier?: Yes. CVE-2020-36882 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-30829.
When was CVE-2020-36882 published?: CVE-2020-36882 was published on 2025-12-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:flexense:diskboss:7.7.14:*:*:*:*:*:*:*

More vulnerabilities in Flexense Diskboss

CVE-2018-5262 — Critical (CVSS 9.8): A stack-based buffer overflow in Flexense DiskBoss 8.8.16 and earlier allows unauthenticated remote attackers to…
CVE-2018-5261 — High (CVSS 8.1): An issue was discovered in Flexense DiskBoss 8.8.16 and earlier. Due to the usage of plaintext information from the…
CVE-2020-36881 — High (CVSS 7.8): Flexsense DiskBoss 7.7.14 contains a local buffer overflow vulnerability in the 'Input Directory' component that allows…
CVE-2020-36880 — High (CVSS 7.8): Flexsense DiskBoss 7.7.14 contains a local buffer overflow vulnerability in the 'Reports and Data Directory' field that…
CVE-2017-7310 — High (CVSS 7.8): A buffer overflow vulnerability in Import Command in SyncBreeze before 10.6, DiskSorter before 10.6, DiskBoss before…
CVE-2017-15665 — High (CVSS 7.5): In Flexense DiskBoss Enterprise 8.5.12, the Control Protocol suffers from a denial of service vulnerability. The attack…

All CVEs affecting Flexense Diskboss →

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 →