What is CVE-2026-11754?

CVE-2026-11754 is a medium-severity vulnerability in Seres Software Syweb, classified under Observable Discrepancy. CVSS score: 5.3/10. Published 2026-08-27.

How severe is CVE-2026-11754?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Seres Software Syweb

CVE-2026-11754

Observable discrepancy vulnerability in Seres Software syWEB allows Account Footprinting. This issue affects syWEB: through 27082026. NOTE: The vendor was contacted and it was learned that the product is not supported.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Seres Software Syweb

Weakness classification (CWE)

CWE-203 — Observable Discrepancy

References

iletisim@usom.gov.tr (government-resource)

Frequently asked questions

What is CVE-2026-11754?: CVE-2026-11754 is a medium-severity vulnerability in Seres Software Syweb, classified under Observable Discrepancy. CVSS score: 5.3/10. Published 2026-08-27.
How severe is CVE-2026-11754?: Medium severity. CVSS v3 base score is 5.3 out of 10.