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Tor

54 CVEs tracked since 2006. Since Jul 2006, none of them reached CISA KEV.

Tor CVEs per month

Jul 2006 to Oct 2026. Point at a month, or focus the strip and use the arrow keys.
Tor CVEs per month, with the share now in CISA KEV
MonthCVEsIn CISA KEV
2006-07130
2006-081 or fewer
2006-091 or fewer
2006-101 or fewer
2006-111 or fewer
2006-121 or fewer
2007-011 or fewer
2007-021 or fewer
2007-031 or fewer
2007-041 or fewer
2007-051 or fewer
2007-061 or fewer
2007-0740
2007-081 or fewer
2007-091 or fewer
2007-101 or fewer
2007-111 or fewer
2007-121 or fewer
2008-011 or fewer
2008-021 or fewer
2008-031 or fewer
2008-041 or fewer
2008-051 or fewer
2008-061 or fewer
2008-071 or fewer
2008-081 or fewer
2008-091 or fewer
2008-101 or fewer
2008-111 or fewer
2008-1220
2009-011 or fewer
2009-0220
2009-0340
2009-041 or fewer
2009-051 or fewer
2009-061 or fewer
2009-0720
2009-08no snapshot
2009-091 or fewer
2009-100
2009-110
2009-121 or fewer
2010-0130
2010-020
2010-031 or fewer
2010-041 or fewer
2010-051 or fewer
2010-060
2010-070
2010-080
2010-090
2010-100
2010-110
2010-1210
2011-0170
2011-020
2011-030
2011-040
2011-050
2011-0610
2011-070
2011-080
2011-091 or fewer
2011-100
2011-110
2011-1270
2012-010
2012-020
2012-030
2012-040
2012-050
2012-060
2012-070
2012-0830
2012-091 or fewer
2012-101 or fewer
2012-111 or fewer
2012-120
2013-010
2013-020
2013-030
2013-040
2013-050
2013-060
2013-070
2013-080
2013-090
2013-100
2013-110
2013-120
2014-011 or fewer
2014-020
2014-031 or fewer
2014-041 or fewer
2014-051 or fewer
2014-061 or fewer
2014-071 or fewer
2014-080
2014-091 or fewer
2014-101 or fewer
2014-111 or fewer
2014-121 or fewer
2015-011 or fewer
2015-021 or fewer
2015-030
2015-040
2015-050
2015-061 or fewer
2015-070
2015-080
2015-090
2015-100
2015-110
2015-120
2016-010
2016-020
2016-030
2016-040
2016-050
2016-060
2016-070
2016-08no snapshot
2016-090
2016-100
2016-11no snapshot
2016-120
2017-01no snapshot
2017-021 or fewer
2017-031 or fewer
2017-04no snapshot
2017-051 or fewer
2017-06no snapshot
2017-071 or fewer
2017-082 or fewer
2017-091 or fewer
2017-101 or fewer
2017-11no snapshot
2017-1250
2018-012 or fewer
2018-021 or fewer
2018-032 or fewer
2018-04no snapshot
2018-05no snapshot
2018-062 or fewer
2018-072 or fewer
2018-082 or fewer
2018-092 or fewer
2018-102 or fewer
2018-11no snapshot
2018-122 or fewer
2019-01no snapshot
2019-021 or fewer
2019-03no snapshot
2019-04no snapshot
2019-051 or fewer
2019-06no snapshot
2019-072 or fewer
2019-082 or fewer
2019-092 or fewer
2019-102 or fewer
2019-112 or fewer
2019-122 or fewer
2020-012 or fewer
2020-022 or fewer
2020-032 or fewer
2020-04no snapshot
2020-05no snapshot
2020-062 or fewer
2020-07no snapshot
2020-082 or fewer
2020-091 or fewer
2020-101 or fewer
2020-111 or fewer
2020-122 or fewer
2021-012 or fewer
2021-022 or fewer
2021-03no snapshot
2021-042 or fewer
2021-052 or fewer
2021-062 or fewer
2021-072 or fewer
2021-083 or fewer
2021-092 or fewer
2021-102 or fewer
2021-112 or fewer
2021-122 or fewer
2022-012 or fewer
2022-022 or fewer
2022-033 or fewer
2022-043 or fewer
2022-053 or fewer
2022-063 or fewer
2022-073 or fewer
2022-083 or fewer
2022-093 or fewer
2022-102 or fewer
2022-113 or fewer
2022-123 or fewer
2023-013 or fewer
2023-023 or fewer
2023-03no snapshot
2023-043 or fewer
2023-053 or fewer
2023-064 or fewer
2023-073 or fewer
2023-084 or fewer
2023-093 or fewer
2023-104 or fewer
2023-114 or fewer
2023-124 or fewer
2024-014 or fewer
2024-024 or fewer
2024-034 or fewer
2024-044 or fewer
2024-055 or fewer
2024-064 or fewer
2024-074 or fewer
2024-084 or fewer
2024-093 or fewer
2024-104 or fewer
2024-114 or fewer
2024-123 or fewer
2025-014 or fewer
2025-023 or fewer
2025-035 or fewer
2025-044 or fewer
2025-054 or fewer
2025-064 or fewer
2025-075 or fewer
2025-084 or fewer
2025-094 or fewer
2025-104 or fewer
2025-114 or fewer
2025-125 or fewer
2026-015 or fewer
2026-025 or fewer
2026-037 or fewer
2026-046 or fewer
2026-057 or fewer
2026-067 or fewer
2026-077 or fewer
2026-088 or fewer
2026-099 or fewer
2026-108 or fewer

Products

The products that kept showing up in Tor's monthly top three, with their CVEs summed over those months.

  1. Tor5413 months

Latest CVEs

The 15 most recently published vulnerabilities affecting Tor.

  1. CVE-2012-3518The networkstatus_parse_vote_from_string function in routerparse.c in Tor before 0.2.2.38 does not properly handle an invalid flavor name, which allows remote attackers to cause a denial of service...5.0
  2. CVE-2012-3519routerlist.c in Tor before 0.2.2.38 uses a different amount of time for relay-list iteration depending on which relay is chosen, which might allow remote attackers to obtain sensitive information a...5.0
  3. CVE-2012-3517Use-after-free vulnerability in dns.c in Tor before 0.2.2.38 might allow remote attackers to cause a denial of service (daemon crash) via vectors related to failed DNS requests.5.0
  4. CVE-2011-2769Tor before 0.2.2.34, when configured as a bridge, accepts the CREATE and CREATE_FAST values in the Command field of a cell within an OR connection that it initiated, which allows remote relays to e...4.3
  5. CVE-2011-2778Multiple heap-based buffer overflows in Tor before 0.2.2.35 allow remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code by (1) establishing a SOCKS co...7.6
  6. CVE-2011-2768Tor before 0.2.2.34, when configured as a client or bridge, sends a TLS certificate chain as part of an outgoing OR connection, which allows remote relays to bypass intended anonymity properties by...5.8
  7. CVE-2011-4894Tor before 0.2.2.34, when configured as a bridge, uses direct DirPort access instead of a Tor TLS connection for a directory fetch, which makes it easier for remote attackers to enumerate bridges b...4.3
  8. CVE-2011-4897Tor before 0.2.2.25-alpha, when configured as a relay without the Nickname configuration option, uses the local hostname as the Nickname value, which allows remote attackers to obtain potentially s...4.3
  9. CVE-2011-4895Tor before 0.2.2.34, when configured as a bridge, sets up circuits through a process different from the process used by a client, which makes it easier for remote attackers to enumerate bridges by ...4.3
  10. CVE-2011-4896Tor before 0.2.2.24-alpha continues to use a reachable bridge that was previously configured but is not currently configured, which might allow remote attackers to obtain sensitive information abou...4.3
  11. CVE-2011-1924Buffer overflow in the policy_summarize function in or/policies.c in Tor before 0.2.1.30 allows remote attackers to cause a denial of service (directory authority crash) via a crafted policy that t...5.0
  12. CVE-2011-0016Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha does not properly manage key data in memory, which might allow local users to obtain sensitive information by leveraging the ability to read me...2.1
  13. CVE-2011-0015Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha does not properly check the amount of compression in zlib-compressed data, which allows remote attackers to cause a denial of service via a lar...5.0
  14. CVE-2011-0427Heap-based buffer overflow in Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execut...6.8
  15. CVE-2011-0490Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha makes calls to Libevent within Libevent log handlers, which might allow remote attackers to cause a denial of service (daemon crash) via vector...5.0

The record

Peak rank
#4 in Jul 2006
Busiest month shown
Jul 2006, 13 CVEs
Months with a KEV entry
0 since Jul 2006
Monthly snapshots
13 since 2006
Tor's full record, month by month