Improper XML External Entity Handling in TÜBİTAK İmzager Software
CVE-2026-19721

3.3LOW

Key Information:

Vendor

Tübi̇tak Bi̇lgem Software Technologies Research Institute

Status
İmzager
Vendor
CVE Published:
4 November 2026

What is CVE-2026-19721?

The TÜBİTAK İmzager software has a vulnerability that allows for improper handling of XML external entities. This security concern enables serialized data external linking, which could lead to unintended access to confidential information and increase the risk of further attacks. The affected versions of İmzager range from 2.10.5 up to, but not including, 2.10.7, highlighting the importance of applying the necessary updates to mitigate the risks associated with this vulnerability.

Affected Version(s)

İmzager 2.10.5 < 2.10.7

References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/...
government-resource

CVSS V3.1

Score:
3.3
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Mustafa Anıl YILDIRIM
.