Celery 2.1 and 2.2 before 2.2.8, 2.3 before 2.3.4, and 2.4 before 2.4.4 changes the effective id but not the real id during processing of the --uid and --gid arguments to celerybeat, celeryd_detach, c
Celery 2.1 and 2.2 before 2.2.8, 2.3 before 2.3.4, and 2.4 before 2.4.4 changes the effective id but not the real id during processing of the --uid and --gid arguments to celerybeat, celeryd_detach, celeryd-multi, and celeryev, which allows local users to gain privileges via vectors involving crafted code that is executed by the worker process.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | celery | >= 2.1, < 2.2.8, >= 2.3, < 2.3.4, >= 2.4, < 2.4.4 | 2.2.8, 2.3.4, 2.4.4 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2011-4356
- https://github.com/celery/celery/pull/544
- https://github.com/celery/celery/commit/53514b158b743678d8993638be5920cd09ccc35c
- https://github.com/celery/celery/commit/73388921731a0e6feb28ab0d389c4f7dc4d524f6
- https://github.com/celery/celery/commit/e0767e40994754fe8482bf4ff622c5c6d0b9f671
- https://github.com/celery/celery
- https://github.com/celery/celery/blob/master/docs/sec/CELERYSA-0001.txt
- https://github.com/pypa/advisory-database/tree/main/vulns/celery/PYSEC-2011-17.yaml
- https://web.archive.org/web/20140722114447/http://secunia.com/advisories/46973
- https://web.archive.org/web/20200305001706/http://www.securityfocus.com/bid/50825
- https://github.com/ask/celery/blob/master/docs/sec/CELERYSA-0001.txt
- https://github.com/ask/celery/pull/544
- http://secunia.com/advisories/46973
- http://www.securityfocus.com/bid/50825
- https://github.com/advisories/GHSA-rpc6-h455-3rx5
- Weakness (CWE)
CWE-269- Platform
- Python (PyPI)
- Package
celery- Disclosed
- 05.12.2011
- Updated
- 11.10.2026 12:19
Sources and licenses
OSV / GitHub Advisory Database - GHSA-rpc6-h455-3rx5 - CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2011-17 - PyPA Advisory Database; CC BY 4.0
Vulnerability history: celery
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 2
- First → latest
- 12.2011 12.2021
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 1
- Medium 1
Disclosures per year
- 2017: 0
- 2018: 0
- 2019: 0
- 2020: 0
- 2021: 1
- 2022: 0
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 0
earlier: 1
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Celery 2.1 and 2.2 before 2.2.8, 2.3 before 2.3.4, and 2.4 before 2.4.4 changes the effective id but not the real id during processing of the --uid and --gid arguments to celerybeat, celeryd_detach, c this entry
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