CVE Tools

strongSwan

27 CVEs tracked since 2004. Since Jun 2004, none of them reached CISA KEV.

strongSwan CVEs per month

Jun 2004 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
strongSwan CVEs per month, with the share now in CISA KEV
MonthCVEsIn CISA KEV
2004-0610
2004-07null or fewer
2004-08null or fewer
2004-09null or fewer
2004-10null or fewer
2004-11null or fewer
2004-12null or fewer
2005-01null or fewer
2005-02null or fewer
2005-03null or fewer
2005-04null or fewer
2005-05null or fewer
2005-06null or fewer
2005-07null or fewer
2005-08null or fewer
2005-09null or fewer
2005-10null or fewer
2005-11null or fewer
2005-12null or fewer
2006-01null or fewer
2006-02null or fewer
2006-03null or fewer
2006-04null or fewer
2006-05null or fewer
2006-06null or fewer
2006-07null or fewer
2006-08null or fewer
2006-09null or fewer
2006-10null or fewer
2006-11null or fewer
2006-12null or fewer
2007-01null or fewer
2007-02null or fewer
2007-03null or fewer
2007-04null or fewer
2007-05null or fewer
2007-06null or fewer
2007-07null or fewer
2007-08null or fewer
2007-09null or fewer
2007-10null or fewer
2007-11null or fewer
2007-12null or fewer
2008-01null or fewer
2008-02null or fewer
2008-03null or fewer
2008-04null or fewer
2008-05null or fewer
2008-06null or fewer
2008-07null or fewer
2008-08null or fewer
2008-09null or fewer
2008-10null or fewer
2008-11null or fewer
2008-12null or fewer
2009-01null or fewer
2009-02null or fewer
2009-03null or fewer
2009-04null or fewer
2009-05null or fewer
2009-0630
2009-07null or fewer
2009-08null or fewer
2009-09null or fewer
2009-10null or fewer
2009-11null or fewer
2009-12null or fewer
2010-01null or fewer
2010-02null or fewer
2010-03null or fewer
2010-04null or fewer
2010-05null or fewer
2010-06null or fewer
2010-07null or fewer
2010-0810
2010-09null or fewer
2010-10null or fewer
2010-11null or fewer
2010-12null or fewer
2011-01null or fewer
2011-02null or fewer
2011-03null or fewer
2011-04null or fewer
2011-05null or fewer
2011-06null or fewer
2011-07null or fewer
2011-08null or fewer
2011-09null or fewer
2011-10null or fewer
2011-11null or fewer
2011-12null or fewer
2012-01null or fewer
2012-02null or fewer
2012-03null or fewer
2012-04null or fewer
2012-05null or fewer
2012-0610
2012-07null or fewer
2012-08null or fewer
2012-09null or fewer
2012-10null or fewer
2012-11null or fewer
2012-12null or fewer
2013-01null or fewer
2013-02null or fewer
2013-03null or fewer
2013-04null or fewer
2013-0510
2013-06null or fewer
2013-0710
2013-0810
2013-09null or fewer
2013-10null or fewer
2013-1120
2013-12null or fewer
2014-01null or fewer
2014-02null or fewer
2014-03null or fewer
2014-04null or fewer
2014-05null or fewer
2014-06null or fewer
2014-07null or fewer
2014-08null or fewer
2014-09null or fewer
2014-10null or fewer
2014-11null or fewer
2014-12null or fewer
2015-01null or fewer
2015-02null or fewer
2015-03null or fewer
2015-04null or fewer
2015-05null or fewer
2015-0610
2015-07null or fewer
2015-08null or fewer
2015-09null or fewer
2015-10null or fewer
2015-1110
2015-12null or fewer
2016-01null or fewer
2016-02null or fewer
2016-03null or fewer
2016-04null or fewer
2016-05null or fewer
2016-06null or fewer
2016-07null or fewer
2016-08null or fewer
2016-09null or fewer
2016-10null or fewer
2016-11null or fewer
2016-12null or fewer
2017-01null or fewer
2017-02null or fewer
2017-03null or fewer
2017-04null or fewer
2017-05null or fewer
2017-06null or fewer
2017-07null or fewer
2017-08null or fewer
2017-09null or fewer
2017-10null or fewer
2017-11null or fewer
2017-12null or fewer
2018-01null or fewer
2018-02null or fewer
2018-03null or fewer
2018-04null or fewer
2018-05null or fewer
2018-06null or fewer
2018-07null or fewer
2018-08null or fewer
2018-0930
2018-10null or fewer
2018-11null or fewer
2018-12null or fewer
2019-01null or fewer
2019-02null or fewer
2019-03null or fewer
2019-04null or fewer
2019-05null or fewer
2019-06null or fewer
2019-07null or fewer
2019-08null or fewer
2019-09null or fewer
2019-10null or fewer
2019-11null or fewer
2019-12null or fewer
2020-01null or fewer
2020-02null or fewer
2020-03null or fewer
2020-04null or fewer
2020-05null or fewer
2020-06null or fewer
2020-07null or fewer
2020-08null or fewer
2020-09null or fewer
2020-10null or fewer
2020-11null or fewer
2020-12null or fewer
2021-01null or fewer
2021-02null or fewer
2021-03null or fewer
2021-04null or fewer
2021-05null or fewer
2021-06null or fewer
2021-07null or fewer
2021-08null or fewer
2021-09null or fewer
2021-10null or fewer
2021-11null or fewer
2021-12null or fewer
2022-01null or fewer
2022-02null or fewer
2022-03null or fewer
2022-04null or fewer
2022-05null or fewer
2022-06null or fewer
2022-07null or fewer
2022-08null or fewer
2022-09null or fewer
2022-10null or fewer
2022-11null or fewer
2022-12null or fewer
2023-01null or fewer
2023-02null or fewer
2023-03null or fewer
2023-04null or fewer
2023-05null or fewer
2023-06null or fewer
2023-07null or fewer
2023-08null or fewer
2023-09null or fewer
2023-10null or fewer
2023-11null or fewer
2023-12null or fewer
2024-01null or fewer
2024-02null or fewer
2024-03null or fewer
2024-04null or fewer
2024-05null or fewer
2024-06null or fewer
2024-07null or fewer
2024-08null or fewer
2024-09null or fewer
2024-10null or fewer
2024-11null or fewer
2024-12null or fewer
2025-01null or fewer
2025-02null or fewer
2025-03null or fewer
2025-04null or fewer
2025-05null or fewer
2025-06null or fewer
2025-07null or fewer
2025-08null or fewer
2025-09null or fewer
2025-10null or fewer
2025-11null or fewer
2025-12null or fewer
2026-01null or fewer
2026-02null or fewer
2026-03null or fewer
2026-04null or fewer
2026-05null or fewer
2026-06null or fewer
2026-07null or fewer
2026-08null or fewer
2026-09110

Products

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

  1. strongSwan2712 months
  2. strongSwan VPN Client11 month

Latest CVEs

The 15 most recently published vulnerabilities affecting strongSwan.

  1. CVE-2026-78135libcharon in strongSwan 5.9.7 through 6.0.7 mishandles behavioral workflow in the IKEv2 state machine. Because CREATE_CHILD_SA requests are mishandled, there can be an authentication bypass.5.6
  2. CVE-2026-78134strongSwan 4.5.0 through 6.0.7 has Incorrect Access Control in the eap-ttls and eap-peap plugins because there can be a missing or mismatched inner EAP identity.7.1
  3. CVE-2026-78133libcharon in strongSwan 6.0.0 through 6.0.7 has a use-after-free in IKEv2 rekeying collision handling.7.5
  4. CVE-2026-78132strongSwan 5.1.3 through 6.0.7 has an infinite loop in the x509 plugin's attribute certificate parser for ietfAttrSyntax.7.5
  5. CVE-2026-78131strongSwan 4.2.0 through 6.0.7 has a missing release of memory after its effective lifetime in the x509 plugin's attribute certificate parser.3.7
  6. CVE-2026-78130strongSwan 4.2.0 through 6.0.7 has a NULL pointer dereference in the x509 plugin's attribute certificate parser.7.5
  7. CVE-2026-78129strongSwan 4.6.2 through 6.0.7 has an infinite loop in PKCS#5 decryption.5.9
  8. CVE-2026-78127libcharon in strongSwan 4.1.2 through 6.0.7 has a missing release of memory after its effective lifetime in the IKE message parser.3.7
  9. CVE-2026-78126strongSwan 4.1.10 through 6.0.7 allows a NULL pointer dereference in the eap-aka plugin.5.9
  10. CVE-2026-78124strongSwan 5.0.2 through 6.0.7 allows PKCS#7 certificate enumeration in the openssl plugin that leads to a lack of release of memory after its effective lifetime.3.7
  11. CVE-2026-78123strongSwan 5.0.2 through 6.0.7 has an Expired Pointer Dereference in PKCS#7 parsing in the openssl plugin.5.9
  12. CVE-2026-47895In strongSwan before 6.0.7, identity parsing/cloning is mishandled. Parsed EAP-Identities that result in an empty but non-NULL encoding are not correctly cloned and trigger a double-free once the d...7.5
  13. CVE-2026-25075strongSwan 4.5.0 < 6.0.5 EAP-TTLS AVP Parsing Integer Underflow7.5
  14. CVE-2026-25998strongMan vulnerable to private credential recovery due to key and counter reuse7.5
  15. CVE-2025-62291In the eap-mschapv2 plugin (client-side) in strongSwan before 6.0.3, a malicious EAP-MSCHAPv2 server can send a crafted message of size 6 through 8, and cause an integer underflow that potentially ...8.1

The record

Peak rank
#36 in Jun 2009
Busiest month shown
Sep 2026, 11 CVEs
Months with a KEV entry
0 since Jun 2004
Monthly snapshots
12 since 2004
strongSwan's full record, month by month

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