CVE Tools

Freeswitch

19 CVEs tracked since 2013. Since Sep 2013, none of them reached CISA KEV.

Freeswitch CVEs per month

Sep 2013 to Jun 2026. Point at a month, or focus the strip and use the arrow keys.
Freeswitch CVEs per month, with the share now in CISA KEV
MonthCVEsIn CISA KEV
2013-0910
2013-10null or fewer
2013-11null or fewer
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
2015-06null or fewer
2015-07null or fewer
2015-08null or fewer
2015-09null or fewer
2015-1010
2015-11null or fewer
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
2018-09null or fewer
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
2021-1050
2021-11null or fewer
2021-12null or fewer
2022-01null or fewer
2022-02null or fewer
2022-03null or fewer
2022-04null or fewer
2022-0530
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
2026-0690

Products

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

  1. Freeswitch164 months
  2. Sofia-sip31 month

Latest CVEs

The 15 most recently published vulnerabilities affecting Freeswitch.

  1. CVE-2026-49848FreeSWITCH: Pre-authentication `userVariables` injection in `mod_verto`4.3
  2. CVE-2026-49847FreeSWITCH: Stack overflow in bundled cJSON parser via deeply nested JSON7.5
  3. CVE-2026-49843FreeSWITCH: Pre-authentication session eviction via attacker-chosen `sessid` in `mod_verto`5.3
  4. CVE-2026-49842FreeSWITCH: Pre-authentication bandwidth amplification via `mod_verto` speed-test frames7.5
  5. CVE-2026-49841FreeSWITCH: Pre-authentication heap buffer overflow in `mod_verto` HTTP POST body read9.8
  6. CVE-2026-49840FreeSWITCH: Pre-authentication heap buffer overflow in libesl `Content-Length` parsing9.1
  7. CVE-2026-49475FreeSWITCH: Out-of-bounds memory access in core STUN attribute parsing7.5
  8. CVE-2026-49472FreeSWITCH includes a vulnerable function, PREFIX(prologTok)() from libexpat5.3
  9. CVE-2026-45771Freeswitch Denial-of-Service in SIP PUBLISH Requests via XML Entity Expansion7.5
  10. CVE-2023-51443FreeSWITCH susceptible to Denial of Service via DTLS Hello packets during call initiation7.5
  11. CVE-2023-40019FreeSWITCH allows authorized users to cause a denial of service attack by sending re-INVITE with SDP containing duplicate codec names7.5
  12. CVE-2023-40018FreeSWITCH allows remote users to trigger out of bounds write by offering an ICE candidate with unknown component ID7.5
  13. CVE-2023-32307heap-over-flow and integer-overflow in sofia-sip7.5
  14. CVE-2023-22741heap-over-flow in stun_parse_attribute in sofia-sip9.8
  15. CVE-2022-31003Heap-based Buffer Overflow and Out-of-bounds Write in Sofia-SIP9.1

The record

Peak rank
#72 in Sep 2013
Busiest month shown
Jun 2026, 9 CVEs
Months with a KEV entry
0 since Sep 2013
Monthly snapshots
5 since 2013
Freeswitch's full record, month by month

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