CVE search
Every published CVE plus open-source advisories (NVD, OSV, GitHub), with CVSS, EPSS and whether it is being exploited in the wild (CISA KEV). Updated every few hours. Our scans match these against the technologies they detect.
Every published CVE plus open-source advisories (NVD, OSV, GitHub), with CVSS, EPSS and whether it is being exploited in the wild (CISA KEV). Updated every few hours. Our scans match these against the technologies they detect.
| 08/04/2026 |
| CVE-2026-39863 | ALTO7.5 | Kamailio is an open source implementation of a SIP Signaling Server. Prior to 6.1.1, 6.0.6, and 5.8.8, an out-of-bounds access in the core of Kamailio (formerly OpenSER and SER) allows remote attackers to cause a denial of service (process crash) via a specially crafted data packet sent over TCP. The issue impacts Kama | 08/04/2026 |
| CVE-2025-12207 | MEDIO5.5 | A vulnerability has been found in Kamailio 5.5. This affects the function yyerror_at of the file src/core/cfg.y of the component Grammar Rule Handler. Such manipulation leads to null pointer dereference. The attack needs to be performed locally. The exploit has been disclosed to the public and may be used. The actual e | 27/10/2025 |
| CVE-2025-12206 | MEDIO5.5 | A flaw has been found in Kamailio 5.5. The impacted element is the function rve_is_constant of the file src/core/rvalue.c. This manipulation causes null pointer dereference. The attack needs to be launched locally. The exploit has been published and may be used. It is still unclear if this vulnerability genuinely exist | 27/10/2025 |
| CVE-2025-12205 | ALTO7.8 | A vulnerability was detected in Kamailio 5.5. The affected element is the function sr_push_yy_state of the file src/core/cfg.lex of the component Configuration File Handler. The manipulation results in use after free. The attack must be initiated from a local position. The exploit is now public and may be used. The rea | 27/10/2025 |
| CVE-2025-12204 | ALTO7.8 | A security vulnerability has been detected in Kamailio 5.5. Impacted is the function rve_destroy of the file src/core/rvalue.c of the component Configuration File Handler. The manipulation leads to heap-based buffer overflow. The attack must be carried out locally. The exploit has been disclosed publicly and may be use | 27/10/2025 |
| CVE-2020-27507 | CRITICO9.8 | The Kamailio SIP before 5.5.0 server mishandles INVITE requests with duplicated fields and overlength tag, leading to a buffer overflow that crashes the server or possibly have unspecified other impact. | 15/03/2023 |
| CVE-2020-28361 | MEDIO5.4 | Kamailio before 5.4.0, as used in Sip Express Router (SER) in Sippy Softswitch 4.5 through 5.2 and other products, allows a bypass of a header-removal protection mechanism via whitespace characters. This occurs in the remove_hf function in the Kamailio textops module. Particular use of remove_hf in Sippy Softswitch may | 18/11/2020 |
| CVE-2018-16657 | CRITICO9.8 | In Kamailio before 5.0.7 and 5.1.x before 5.1.4, a crafted SIP message with an invalid Via header causes a segmentation fault and crashes Kamailio. The reason is missing input validation in the crcitt_string_array core function for calculating a CRC hash for To tags. (An additional error is present in the check_via_add | 07/09/2018 |
| CVE-2018-14767 | CRITICO9.8 | In Kamailio before 5.0.7 and 5.1.x before 5.1.4, a crafted SIP message with a double "To" header and an empty "To" tag causes a segmentation fault and crash. The reason is missing input validation in the "build_res_buf_from_sip_req" core function. This could result in denial of service and potentially the execution of | 31/07/2018 |
| CVE-2018-8828 | CRITICO9.8 | A Buffer Overflow issue was discovered in Kamailio before 4.4.7, 5.0.x before 5.0.6, and 5.1.x before 5.1.2. A specially crafted REGISTER message with a malformed branch or From tag triggers an off-by-one heap-based buffer overflow in the tmx_check_pretran function in modules/tmx/tmx_pretran.c. | 20/03/2018 |
| CVE-2015-1590 | ALTO7.8 | The kamcmd administrative utility and default configuration in kamailio before 4.3.0 use /tmp/kamailio_ctl. | 07/09/2017 |
| CVE-2013-7426 | CRITICO9.8 | Insecure Temporary file vulnerability in /tmp/kamailio_fifo in kamailio 4.0.1. | 29/08/2017 |
| CVE-2015-1591 | ALTO7.8 | The kamailio build in kamailio before 4.2.0-2 process allows local users to gain privileges. | 27/06/2017 |
| CVE-2016-2385 | CRITICO9.8 | Heap-based buffer overflow in the encode_msg function in encode_msg.c in the SEAS module in Kamailio (formerly OpenSER and SER) before 4.3.5 allows remote attackers to cause a denial of service (memory corruption and process crash) or possibly execute arbitrary code via a large SIP packet. | 11/04/2016 |