CVE Explorer
CVE-2026-23738
Asterisk is an open source private branch exchange and telephony toolkit. Prior to versions 20.7-cert9, 20.18.2, 21.12.1, 22.8.2, and 23.2.2, user supplied/control values for Cookies and any GET variable query Parameter are directly interpolated into the HTML of the page using ast_str_append. The endpoint at GET /httpstatus is the potential vulnerable endpoint relating to asterisk/main /http.c. This issue has been patched in versions 20.7-cert9, 20.18.2, 21.12.1, 22.8.2, and 23.2.2.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"asterisk","vendor":"asterisk","versions":[{"status":"affected","version":"< 23.2.2"},{"status":"affected","version":"< 22.8.2"},{"status":"affected","version":"< 21.12.1"},{"status":"affected","version":"< 20.18.2"},{"status":"affected","version":"< 20.7-cert9"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:4c56577552cefb8e3652bcb54c55e60c646558e3aadae019a22ab080788f8db9 · sha256:11ecee118e7c3d21… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"NONE","baseScore":3.5,"baseSeverity":"LOW","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:4c56577552cefb8e3652bcb54c55e60c646558e3aadae019a22ab080788f8db9 · sha256:11ecee118e7c3d21… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:4c56577552cefb8e3652bcb54c55e60c646558e3aadae019a22ab080788f8db9 · sha256:11ecee118e7c3d21… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"https://github.com/asterisk/asterisk/security/advisories/GHSA-v6hp-wh3r-cwxh","tags":["x_refsource_CONFIRM"],"url":"https://github.com/asterisk/asterisk/security/advisories/GHSA-v6hp-wh3r-cwxh"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4c56577552cefb8e3652bcb54c55e60c646558e3aadae019a22ab080788f8db9 · sha256:11ecee118e7c3d21… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.