The py library through 1.11.0 for Python allows remote attackers to conduct a ReDoS (Regular expression Denial of Service) attack via a Subversion repository with crafted info data, because the InfoSvnCommand argument is mishandled. Note: This has been disputed by multiple third parties as not being reproduceable and they argue this is not a valid vulnerability.
CVE-2022-42969
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-10-16. NVD baseline CVSS 5.3; sources differ by 2.2.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.3
- EG Score
- 7.5(medium)
- EPSS
- 72.1%
- KEV
- Not listed
Published
October 16, 2022
Last Modified
May 14, 2025
References (8)
- cve@mitrehttps://github.com/pytest-dev/py/blob/cb87a83960523a2367d0f19226a73aed4ce4291d/py/_path/svnurl.py#L316
- cve@mitrehttps://github.com/pytest-dev/py/issues/287
- cve@mitrehttps://news.ycombinator.com/item?id=34163710
- cve@mitrehttps://pypi.org/project/py
- af854a3a-2127-422b-91ae-364da2661108https://github.com/pytest-dev/py/blob/cb87a83960523a2367d0f19226a73aed4ce4291d/py/_path/svnurl.py#L316
- af854a3a-2127-422b-91ae-364da2661108https://github.com/pytest-dev/py/issues/287
- af854a3a-2127-422b-91ae-364da2661108https://news.ycombinator.com/item?id=34163710
- af854a3a-2127-422b-91ae-364da2661108https://pypi.org/project/py
Vendor Advisories for CVE-2022-42969(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| pip | py | — | ghsa |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
PyPI(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| py | — | — | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(1)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 8× in last 7d / 43× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-11 08:25 UTCEPSS rescore
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- 2026-06-23 21:31 UTCEPSS rescore
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- 2026-06-11 06:09 UTCOSV refresh
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- 2026-05-25 13:41 UTCEG score recompute
- 2026-05-25 13:41 UTCVendor advisory
- 2026-05-25 13:41 UTCGHSA enrichment
- 2026-05-24 05:02 UTCOSV refresh
Frequently asked(5)
What is CVE-2022-42969?
When was CVE-2022-42969 disclosed?
Is CVE-2022-42969 actively exploited?
What is the CVSS score of CVE-2022-42969?
How do I remediate CVE-2022-42969?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-42969
Is Your Infrastructure Affected by CVE-2022-42969?
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