Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
AV AC PR UI S C I A CVSS EPSS %ile KEV N L N N U L L L 7.3 .0198 79.8 YES
AFFECTED Product Versions Fixed Helpdesk unspecified – —
TIMELINE Dec 9 Reserved by qnap Feb 3 Published (CNA: qnap) Mar 25 Added to CISA KEV, remediation due 2022-04-15
The vulnerability have been reported to affect earlier versions of QTS. If exploited, this improper access control vulnerability could allow attackers to compromise the security of the software by gaining privileges, or reading sensitive information. This issue affects: QNAP Systems Inc. Helpdesk versions prior to 3.0.3.
| Date | Event | Detail |
|---|---|---|
| December 9, 2019 | Reserved | Reserved by qnap |
| February 3, 2021 | Published | Published (CNA: qnap) |
| March 25, 2022 | KEV ADDED | Added to CISA KEV, remediation due 2022-04-15 |
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|---|---|---|---|
| QNAP Systems Inc. | Helpdesk | — | unspecified | — |
Authoritative record: CVE-2020-2506 at cve.org
Vendors: qnap systems
Weaknesses: CWE-284
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2020-2506 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.
