CVE-2026-79668: Ech0 before 4.7.3 Unauthenticated Like Endpoint Metric Inflation
lin-snow · Ech0
Fixed in 4.7.3 · Affected: lin-snow Ech0 before 4.7.3 · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 38% of scored CVEs
DescriptionCVE.org
Ech0 before 4.7.3 contains an authentication bypass vulnerability in the PUT /api/echo/like/:id endpoint that allows unauthenticated attackers to increment engagement metrics without identity verification or rate limiting. Attackers can send repeated requests to arbitrarily inflate the fav_count field for any known echo identifier, compromising the integrity of engagement metrics and social ranking systems.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- lin-snow · Ech0before 4.7.3
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- lin-snow
- Published
- August 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-79668 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.