CVE•Published 2026-08-20•Modified 2026-10-18•0 articles on news•4 live references•NVD data
CVE-2026-77587Torproject · Tor
Vulnerability data via NVD (ingested)
CVSS v3.1
5.9
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS percentile
33
Exploit Prediction Scoring System · top 67% of all CVEs
Weaknesses (CWE)
Description
Tor before 0.4.9.11 is prone to a use-after-free (and potential double free) of a conflux object when a recovery leg revives a conflux set whose last linked leg has already been closed. A malicious exit node could use this to crash a client. This is TROVE-2026-026.
Timeline
Published 2026-08-20
Modified 2026-10-18
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 tag0 hosts
vuln:CVE-2026-77587Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Torproject Tor"All exposed Torproject Tor instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Tor"HTTP body or banner mentions "Tor" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-77587Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-77587Censys host search filtered to this CVE id.
grep.app
CVE-2026-77587Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-77587GitHub code search for direct mentions.
Google dork
"CVE-2026-77587" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-77587 on GitHub.
We haven't classified any articles referencing CVE-2026-77587 yet. The external references above still apply.