Is CVE-2026-7498 in the CISA KEV catalog?

No. CVE-2026-7498 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-7498?

CVE-2026-7498 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2026-7498?

CVE-2026-7498 has an EPSS score of 0.30% (22th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-7498

HIGH

8.8

CVSS v3

NVD

Description

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Basamak Information Technology Consulting and Organization Trade Ltd. Co. DernekWeb allows Stored XSS. This issue affects DernekWeb: through 30122025.

CWE-79Cross-Site Scripting (XSS)

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.30%probability of exploitation in 30 days

22ndpercentile

Low risk: more likely to be exploited than 22% of all known CVEs.

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0258

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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 2026-05-18.