Is CVE-2026-28507 in the CISA KEV catalog?

No. CVE-2026-28507 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-28507?

CVE-2026-28507 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2026-28507?

CVE-2026-28507 has an EPSS score of 0.67% (47th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-28507

HIGH

7.2

CVSS v3

NVD

Description

Idno is a social publishing platform. Prior to version 1.6.4, there is a remote code execution vulnerability via chained import file write and template path traversal. This issue has been patched in version 1.6.4.

CWE-78OS Command Injection

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.67%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-03-16.