CVE-2024-3572
The scrapy/scrapy project is vulnerable to XML External Entity (XXE) attacks due to the use of lxml.etree.fromstring for parsing untrusted XML data without proper validation.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.81%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The scrapy/scrapy project is vulnerable to XML External Entity (XXE) attacks due to the use of lxml.etree.fromstring for parsing untrusted XML data without proper validation. This vulnerability allows attackers to perform denial of service attacks, access local files, generate network connections, or circumvent firewalls by submitting specially crafted XML data.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.81% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-409
- Affected
- scrapy/scrapy
- Source
- security@huntr.dev
References
- https://github.com/scrapy/scrapy/commit/809bfac4890f75fc73607318a04d2ccba71b3d9fPatch
- https://huntr.com/bounties/c4a0fac9-0c5a-4718-9ee4-2d06d58adabbExploit, Issue Tracking, Third Party Advisory
- https://github.com/scrapy/scrapy/commit/809bfac4890f75fc73607318a04d2ccba71b3d9fPatch
- https://huntr.com/bounties/c4a0fac9-0c5a-4718-9ee4-2d06d58adabbExploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.