CVE•Published 2019-03-23•Modified 2026-10-14•1 article on news•6 live references•NVD data
CVE-2019-9948Python · Python
Vulnerability data via NVD (ingested)
CVSS v3.1
9.1
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS percentile
96
Exploit Prediction Scoring System · top 4% of all CVEs
Weaknesses (CWE)
Description
urllib in Python 2.x through 2.7.16 supports the local_file: scheme, which makes it easier for remote attackers to bypass protection mechanisms that blacklist file: URIs, as demonstrated by triggering a urllib.urlopen('local_file:///etc/passwd') call.
Timeline
Published 2019-03-23
Modified 2026-10-14
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag45,360 hosts
vuln:CVE-2019-9948Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Python Python"All exposed Python Python instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Python"HTTP body or banner mentions "Python" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2019-9948Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2019-9948Censys host search filtered to this CVE id.
grep.app
CVE-2019-9948Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2019-9948GitHub code search for direct mentions.
Google dork
"CVE-2019-9948" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.