CVE-2025-58321
CVE-2025-58321 is a critical-severity vulnerability in Deltaww Dialink with a CVSS 3.x base score of 10.0. 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-22.
Key facts
- Severity: Critical (CVSS 3.x base score 10.0)
- EPSS exploit prediction: 1% (67th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-27675
- Weakness: CWE-22
- Affected product: Deltaww Dialink
- Published:
- Last modified:
Description
Delta Electronics DIALink has an Directory Traversal Authentication Bypass Vulnerability.
Frequently asked questions
- What is CVE-2025-58321?
- Delta Electronics DIALink has an Directory Traversal Authentication Bypass Vulnerability.
- How severe is CVE-2025-58321?
- CVE-2025-58321 has a CVSS 3.x base score of 10.0, 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-2025-58321 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-58321?
- CVE-2025-58321 affects Deltaww Dialink. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-58321?
- 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.
- Does CVE-2025-58321 have an EU (EUVD) identifier?
- Yes. CVE-2025-58321 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-27675.
- When was CVE-2025-58321 published?
- CVE-2025-58321 was published on 2025-09-11 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:deltaww:dialink:*:*:*:*:*:*:*:*
More vulnerabilities in Deltaww Dialink
- CVE-2022-2660 — Critical (CVSS 9.8): Delta Industrial Automation DIALink versions 1.4.0.0 and prior are vulnerable to the use of a hard-coded cryptographic…
- CVE-2021-38418 — High (CVSS 8.8): Delta Electronics DIALink versions 1.2.4.0 and prior runs by default on HTTP, which may allow an attacker to be…
- CVE-2022-2969 — High (CVSS 8.1): Delta Industrial Automation DIALink versions prior to v1.5.0.0 Beta 4 uses an external input to construct a pathname…
- CVE-2021-38422 — High (CVSS 7.8): Delta Electronics DIALink versions 1.2.4.0 and prior stores sensitive information in cleartext, which may allow an…
- CVE-2021-38420 — High (CVSS 7.8): Delta Electronics DIALink versions 1.2.4.0 and prior default permissions give extensive permissions to low-privileged…
- CVE-2021-38416 — High (CVSS 7.8): Delta Electronics DIALink versions 1.2.4.0 and prior insecurely loads libraries, which may allow an attacker to use DLL…
All CVEs affecting Deltaww Dialink →
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