CVE•Published 2026-08-17•Modified 2026-08-20•1 article on news•5 live references•NVD data
CVE-2026-19977
Vulnerability data via NVD (ingested)
CVSS v3.1
10.0
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS percentile
51
Exploit Prediction Scoring System · top 49% of all CVEs
Weaknesses (CWE)
Description
A vulnerability was detected in EFM ipTIME A3004T 14.19.0. The affected element is the function httpcon_check_session_url of the component Session Validation. Performing a manipulation results in improper authentication. Remote exploitation of the attack is possible. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Timeline
Published 2026-08-17
Modified 2026-08-20
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-2026-19977Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-19977Censys host search filtered to this CVE id.
grep.app
CVE-2026-19977Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-19977GitHub code search for direct mentions.
Google dork
"CVE-2026-19977" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-19977 on GitHub.