CVE-2026-82608Kamailio AVP cxdx_avp.c get_4bytes out-of-bounds
Updated under an hour ago ()
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It affects n/a Kamailio. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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A vulnerability was determined in Kamailio up to 5.5.0/6.0.7. This affects the function get_4bytes of the file src/modules/ims_registrar_scscf/cxdx_avp.c of the component AVP Handler. Executing a manipulation can lead to out-of-bounds read. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. This patch is called abb5d60af6eefbd367bf6588c5589566b090e272. It is advisable to implement a patch to correct this issue. The vendor points out, that "[v]ersion 5.5.0 is old and not maintained anymore."
- CVSS
- 7.4 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L/E:P/RL:O/RC:C
- Weakness (CWE)
- CWE-125, CWE-119
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Aug 31, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
n/a Kamailio kamailio:kamailio | 5.0; 5.1; 5.2; 5.3; 5.4; 5.5.0; 6.0.0; 6.0.1; and 6 more ranges | CNA record |
References
- https://vuldb.com/vuln/397109vdb-entry, technical-description
- https://vuldb.com/vuln/397109/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-82608third-party-advisory
- https://vuldb.com/submit/892903third-party-advisory
- https://github.com/kamailio/kamailio/issues/4816exploit, issue-tracking
- https://github.com/Kamailio/Kamailio/pull/4823issue-tracking, patch
- https://github.com/Kamailio/Kamailio/commit/abb5d60af6eefbd367bf6588c5589566b090e272patch
- https://github.com/kamailio/kamailio/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.