# Asterisk Certified Asterisk vulnerabilities Source: https://junglewise.ai/threats/technologies/certified-asterisk Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/certified-asterisk.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 12 vulnerabilities in Asterisk Certified Asterisk: 0 in the last 7 days and 12 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-57203, was published on 27 October 2026. 12 vulnerabilities in the last four weeks, up from none in the four before. ## Counts - Last 7 days: 0 - Last 30 days: 12 - Last 90 days: 12 - All time: 12 (0 critical, 0 exploited in the wild) ## About Asterisk Certified Asterisk Commercial supported distribution of Asterisk PBX platform with certified stability and enterprise support. ## Latest Asterisk Certified Asterisk vulnerabilities - [CVE-2026-57203: Asterisk privilege escalation in ast_loggrabber via /tmp](https://junglewise.ai/threats/cve-2026-57203-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 27 Oct 2026) - [CVE-2026-57186: Asterisk OOH323 Q.931 parser denial of service](https://junglewise.ai/threats/cve-2026-57186-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (high, CVSS 7.5, published 27 Oct 2026) - [CVE-2026-57195: Asterisk NULL pointer dereference in Manager Interface HTTP digest authentication](https://junglewise.ai/threats/cve-2026-57195-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (high, CVSS 7.5, published 27 Oct 2026) - [CVE-2026-57202: Asterisk privilege escalation in REST Interface](https://junglewise.ai/threats/cve-2026-57202-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (high, CVSS 8.1, published 27 Oct 2026) - [CVE-2026-57188: Asterisk stack buffer overflow in XMPP namespace prefix handling](https://junglewise.ai/threats/cve-2026-57188-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 27 Oct 2026) - [CVE-2026-57201: Asterisk H.323 stack buffer overflow in trace logging](https://junglewise.ai/threats/cve-2026-57201-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (high, CVSS 7.5, published 27 Oct 2026) - [CVE-2026-57198: Asterisk T.140 RED heap buffer overflow](https://junglewise.ai/threats/cve-2026-57198-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 27 Oct 2026) - [CVE-2026-57197: Asterisk heap buffer overflow in OGG Speex format handler](https://junglewise.ai/threats/cve-2026-57197-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 27 Oct 2026) - [CVE-2026-57194: Asterisk out-of-bounds write in chan_unistim DIALPAGE handling](https://junglewise.ai/threats/cve-2026-57194-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (medium, CVSS 5.9, published 27 Oct 2026) - [CVE-2026-57196: Asterisk reflected cross-site scripting in phone provisioning](https://junglewise.ai/threats/cve-2026-57196-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 26 Oct 2026) - [CVE-2026-57193: Asterisk LDAP filter injection in SIP username](https://junglewise.ai/threats/cve-2026-57193-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 26 Oct 2026) - [CVE-2026-57184: Asterisk out-of-bounds read in chan_ooh323 Q.931 parser](https://junglewise.ai/threats/cve-2026-57184-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 26 Oct 2026) ## Most severe Asterisk Certified Asterisk vulnerabilities - [CVE-2026-57202: Asterisk privilege escalation in REST Interface](https://junglewise.ai/threats/cve-2026-57202-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (high, CVSS 8.1, published 27 Oct 2026) - [CVE-2026-57186: Asterisk OOH323 Q.931 parser denial of service](https://junglewise.ai/threats/cve-2026-57186-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (high, CVSS 7.5, published 27 Oct 2026) - [CVE-2026-57195: Asterisk NULL pointer dereference in Manager Interface HTTP digest authentication](https://junglewise.ai/threats/cve-2026-57195-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (high, CVSS 7.5, published 27 Oct 2026) - [CVE-2026-57201: Asterisk H.323 stack buffer overflow in trace logging](https://junglewise.ai/threats/cve-2026-57201-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (high, CVSS 7.5, published 27 Oct 2026) - [CVE-2026-57194: Asterisk out-of-bounds write in chan_unistim DIALPAGE handling](https://junglewise.ai/threats/cve-2026-57194-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (medium, CVSS 5.9, published 27 Oct 2026) - [CVE-2026-57203: Asterisk privilege escalation in ast_loggrabber via /tmp](https://junglewise.ai/threats/cve-2026-57203-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 27 Oct 2026) - [CVE-2026-57188: Asterisk stack buffer overflow in XMPP namespace prefix handling](https://junglewise.ai/threats/cve-2026-57188-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 27 Oct 2026) - [CVE-2026-57198: Asterisk T.140 RED heap buffer overflow](https://junglewise.ai/threats/cve-2026-57198-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 27 Oct 2026) - [CVE-2026-57197: Asterisk heap buffer overflow in OGG Speex format handler](https://junglewise.ai/threats/cve-2026-57197-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 27 Oct 2026) - [CVE-2026-57196: Asterisk reflected cross-site scripting in phone provisioning](https://junglewise.ai/threats/cve-2026-57196-asterisk-is-an-open-source-private-branch-exchange-and-telephony) (info, published 26 Oct 2026) ## Vulnerabilities per week 12 vulnerabilities in the last four weeks, up from none in the four before. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 0 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 12 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Other Asterisk technologies - [Asterisk](https://junglewise.ai/threats/technologies/asterisk): 14 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Asterisk Certified Asterisk vulnerabilities", https://junglewise.ai/threats/technologies/certified-asterisk, 9 November 2026.