# CVE-2026-102095: Kiteworks Email Protection Gateway server-side request forgery

Source: https://junglewise.ai/threats/cve-2026-102095-kiteworks-email-protection-gateway-before-version-9-5-0-is  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-30. Updated: 2026-09-30  
License: CC BY 4.0 with a link back

CVE-2026-102095 · Severity: critical · CVSS 9.1 · Published 2026-09-30

Kiteworks Email Protection Gateway is an email security appliance that filters and processes messages for organizations. A remote attacker can send a specially crafted email that causes the gateway to fetch URLs from internal systems and cloud metadata endpoints, disclosing sensitive credentials and configuration data that could lead to further compromise of the organization's infrastructure.

Technologies: [Kiteworks Email Protection Gateway](https://junglewise.ai/threats/technologies/email-protection-gateway). Vendors: [Kiteworks](https://junglewise.ai/threats/vendors/kiteworks).

## Quick answers

**Is CVE-2026-102095 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-102095 being exploited in the wild.

**How severe is CVE-2026-102095?** Critical severity, with a CVSS score of 9.1, published 30 September 2026.

**Which products and versions are affected?** Kiteworks Email Protection Gateway before 9.5.0.

**Is there a fix for CVE-2026-102095?** A patch was published on 2026-09-30: version 9.5.0 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-102095 attacked?** It is attacked over the network, in a network appliance.

**Am I affected by CVE-2026-102095?** Check whether you run Kiteworks Email Protection Gateway at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The gateway performs unauthenticated server-side fetches of URLs in message content without proper destination validation, allowing SSRF attacks. An attacker can craft malicious email to reach internal services and cloud instance metadata endpoints, extracting responses containing sensitive data and potentially modifying internal service state. The vulnerability is fixed in version 9.5.0.

## Affected products

- Kiteworks Email Protection Gateway before 9.5.0

## Timeline

- 2026-09-30: disclosed
- 2026-09-30: patched: version 9.5.0

## References

- [https://github.com/kiteworks/security-advisories/security/advisories/GHSA-f252-4w8q-g74g](https://github.com/kiteworks/security-advisories/security/advisories/GHSA-f252-4w8q-g74g)
- [https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json](https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/VA/white/2026/va-26-274-01.json)

## Related threats

- [Kiteworks Email Protection Gateway improper access control on certificate assignment](https://junglewise.ai/threats/cve-2026-102149-kiteworks-email-protection-gateway-did-not-sufficiently-restrict)
- [Kiteworks Email Protection Gateway arbitrary file write via template injection](https://junglewise.ai/threats/cve-2026-102146-an-authenticated-email-protection-gateway-administrator-holding)
- [Kiteworks Email Protection Gateway resource exhaustion](https://junglewise.ai/threats/cve-2026-102144-a-resource-exhaustion-vulnerability-in-kiteworks-email)
- [Kiteworks Email Protection Gateway unauthenticated file upload](https://junglewise.ai/threats/cve-2026-102143-an-unauthenticated-attacker-could-cause-a-file-with-attacker)
- [Kiteworks Email Protection Gateway authorization bypass in large file exchange](https://junglewise.ai/threats/cve-2026-102139-an-authorization-check-in-the-large-file-exchange-feature-of)