# CVE-2026-1172: birkir prime GraphQL Directive graphql denial of service

> Remote attackers can cause denial of service in the birkir prime GraphQL directive handler via crafted requests.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 19 Jan 2026
- **Updated:** 23 Feb 2026
- **Also known as:** GHSA-74rr-mvxh-jvg7

## What is CVE-2026-1172?

CVE-2026-1172 is a medium-severity denial of service vulnerability in birkir prime, published on 19 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability has been found in birkir prime up to 0.4.0.beta.0. The affected element is an unknown function of the file /graphql of the component GraphQL Directive Handler. The manipulation leads to denial of service. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-404 (Improper Resource Shutdown or Release)

## Which versions are affected by CVE-2026-1172?

It affects 1 product.


Products: Birkir Prime.

## How do I fix CVE-2026-1172?

No fix has been published for CVE-2026-1172 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-1172 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-1172 exists.

## Other vulnerabilities in birkir prime

- [CVE-2026-1170](https://insights.sbomify.com/CVE-2026-1170/): birkir prime GraphQL API graphql information disclosure (medium 6.9)
- [CVE-2026-1171](https://insights.sbomify.com/CVE-2026-1171/): birkir prime GraphQL Field graphql denial of service (medium 6.9)
- [CVE-2026-1173](https://insights.sbomify.com/CVE-2026-1173/): birkir prime GraphQL Array Based Query Batch graphql denial of service (medium 6.9)
- [CVE-2026-1174](https://insights.sbomify.com/CVE-2026-1174/): birkir prime GraphQL Alias graphql resource consumption (medium 6.9)
- [CVE-2026-1175](https://insights.sbomify.com/CVE-2026-1175/): birkir prime GraphQL Directive graphql information exposure (medium 6.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-1172 and fix it if it is affected.

What it is: CVE-2026-1172 is a medium-severity denial of service vulnerability in birkir prime, published on 19 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-1172 exists.

Affected product: birkir prime. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-1172/ (Markdown: https://insights.sbomify.com/CVE-2026-1172/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-1172
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-1172
- OSV: https://osv.dev/vulnerability/CVE-2026-1172

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-1172/
Summaries are generated and may contain mistakes; the official description above is the record.