prometheus / prometheus/pushgateway
Request to patch dependencies to fix CVE-2026-42504
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- Dominant language
- Go
- Stars
- 3.4k
- Forks
- 496
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Description
Hi,
Our security scanner has identified the following vulnerability in the Docker image prom/pushgateway:v1.11.3 (also referenced as prometheus/pushgateway:v1.11.3):
Could you please upgrade the image to a version that includes the fixed dependency?
Thank you!
Vulnerability Report
Vulnerabilities Found
| Library | Vulnerability | Severity | Status | Installed Version | Fixed Version | Title |
|---|---|---|---|---|---|---|
| stdlib | CVE-2026-42504 | HIGH | fixed | v1.26.3 | 1.25.11, 1.26.4 | Decoding a maliciously-crafted MIME header containing many invalid encoded words |
Details:
https://avd.aquasec.com/nvd/cve-2026-42504
Summary:
- Library: stdlib
- Severity: High
- Status: Fixed
- Installed Version: v1.26.3
- Recommended Version: 1.26.4
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Locate the build definition for the prom/pushgateway:v1.11.3 Docker image and the Go dependency metadata that supplies stdlib v1.26.3. Update the relevant dependency or image base to include Go 1.26.4, rebuild the image, and verify that the reported CVE is no longer present.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- docker, go
- Domain
- devops, security
- Issue type
- Bug
- Difficulty
- 2/5
- Estimated time
- 1-3 hours
- Activity status
- Quiet
- Clarity
- Mostly clear
- Newbie friendliness
- 65/100