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CVE-2026-33149: Tandoor Recipes is an application for managing recipes, planning meals, and building shopping lists

39
Routine
HIGH 8.1UPGRADE

CVE-2026-33149 is a high-severity flaw (CVSS 8.1) affecting recipes. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tandoor Recipes is an application for managing recipes, planning meals, and building shopping lists. Versions up to and including 2.5.3 set ALLOWED_HOSTS = '*' by default, which causes Django to accept any value in the HTTP Host header without validation. The application uses request.build_absolute_uri() to generate absolute URLs in multiple contexts, including invite link emails, API pagination, and OpenAPI schema generation. An attacker who can

Why this priority

  • High severity
  • Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score8.1 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededHigh
User interactionRequired
EPSS exploit chance0.3% (top 76%)
CISA exploited listNo
WeaknessCWE-644
Published2026-03-26
Last modified2026-06-17
Publisher (CNA): GitHub, Inc. · Vendor: tandoor

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

tandoor recipes UPGRADE
Affected: <= 2.5.3
Fixed in: newer than 2.5.3
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy recipes || rpm -q recipes || recipes --version
2. UPGRADE to newer than 2.5.3 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade recipes
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade recipes
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-33149?

recipes: upgrade to newer than 2.5.3. Exact commands for each OS are on this page.

Is CVE-2026-33149 being exploited?

CVE-2026-33149 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-33149 affect?

CVE-2026-33149 affects recipes. Severity is high (CVSS 8.1). Tandoor Recipes is an application for managing recipes, planning meals, and building shopping lists. Versions up to and including 2.5.3 set ALLOWED_HOSTS = '*' by default, which causes Django to accept any value in the HTTP Host header with

How urgent is CVE-2026-33149?

Priority 39/100. High severity; Public exploit reference

Software pages

Django vulnerabilities

Related CVEs

References

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