Vulnerability · Published May 18, 2026 · Assigned by TR-CERT
CVE-2026-7498Stored XSS in Basamak Informatics' DernekWeb
High 8.8
In plain English
A high-severity cross-site scripting in DernekWeb from Basamak Information Technology Consulting and Organization Trade Ltd. Co.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.3%top 76.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Basamak Information Technology Consulting and Organization Trade Ltd. Co. | DernekWeb | 0 – through 30122025 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-0258 government-resource