CVE-2026-87724
Tor before 0.4.9.12 interprets the CC_RESPONSE extension even when CC_REQUEST was not sent, which allows remote attackers to cause a denial of service (crash) because of corrupted congestion-control state. This is TROVE-2026-032.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 6.5
- CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
- CWE
- CWE-669
- Published
- 2026-09-09
- Last modified
- 2026-09-09
Affected products
- torprject Tor
Weakness type
Related vulnerabilities
- CVE-2026-86144 — In xinclude in libxml2 before 2.15.4, xmlXIncludeProcess and xmlXIncludeProcessTree do not...
- CVE-2026-75010 — In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the modoboa driver of the password...
- CVE-2026-75003 — In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, an unclosed url() in a FuncIRI attribute...
- CVE-2026-75000 — In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, improper HTML/CSS sanitization of the...
- CVE-2026-73574 — In Zimbra Collaboration before 10.1.17, a local file inclusion (LFI) vulnerability exists in the...
- CVE-2026-71194 — In OpenStack Designate before 22.0.2, the mDNS handler performs pool-blind lookups when resolving...
- CVE-2026-73281 — In ssh-agent in OpenSSH before 10.5, some operations can occur remotely but were intended to occur...
- CVE-2026-46448 — In OpenStack Nova before 33.0.2, the server create API does not strip certain hint data. The...