CVE•Published 2026-06-17•Modified 2026-08-10•1 article on news•5 live references•NVD data
CVE-2026-55738
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS percentile
47
Exploit Prediction Scoring System · top 53% of all CVEs
Description
A stack-based buffer overflow exists in the raw_to_header function in src/microtar.c in rxi microtar 0.1.0. The function copies the 100-byte name and linkname fields of a TAR header with strcpy without guaranteeing null termination of the source.
Timeline
Published 2026-06-17
Modified 2026-08-10
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).
More intel sources (5)
Shodan report
vuln:CVE-2026-55738Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-55738Censys host search filtered to this CVE id.
grep.app
CVE-2026-55738Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-55738GitHub code search for direct mentions.
Google dork
"CVE-2026-55738" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-55738 on GitHub.