SSRF via sitemap-derived URLs in Crawlee for Python

published 2026-05-21 5 mo ago modified 2026-10-26 13 d ago also GHSA-3r75-xc34-5f44 , PYSEC-2026-2430 , EUVD-2026-36067

cvss: 2.3; version 4.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 21%
public exploits: 0; none known

Crawlee is a web scraping and browser automation library. From version 1.0.0 to before version 1.7.0, Crawlee is vulnerable to SSRF via sitemap-derived URLs. This issue has been patched in version 1.7.0.

Patch / fix

fixed in 1 links 1

pypi crawlee 1.7.0

github.com/apify/crawlee-python/releases/tag/v1.7.0 release

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 4 mo ago (2026-06-10)

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	2.3	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N
CNA	4.0	2.3	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Affected packages

ecosystem	package	affected	fixed in
pypi	crawlee	>=1.0.0, <1.7.0	1.7.0

Affected products

apify crawlee-python

Classification

Weakness

CWE-918 Server-Side Request Forgery

References

github.com /apify/crawlee-python/security/advisories/GHSA-3r75-xc34-5f44
web
github.com /apify/crawlee-python/releases/tag/v1.7.0
web
nvd.nist.gov /vuln/detail/CVE-2026-46497
advisory
github.com /apify/crawlee-python
package
pypi.org /project/crawlee
package
github.com /advisories/GHSA-3r75-xc34-5f44
advisory

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary