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Erlang/OTP fixes critical CVE-2026-55953 MITM flaw and DoS bugs
Part of the CVE-2026-55953 story · since 31 Jul
- Fri 31 Jul, 15:00 UTC. SecurityOnline, first report. Erlang/OTP fixes critical CVE-2026-55953 MITM flaw and DoS bugs. This article, 1st of 1.
The Erlang/OTP team has addressed five security vulnerabilities within the runtime and its TLS stack. The most critical issue, CVE-2026-55953, allows network attackers to bypass server certificate checks, risking man-in-the-middle attacks. The vulnerabilities also include denial-of-service issues that can crash the BEAM VM and affect various applications. The affected versions range from OTP 17 onward, with recommended immediate updates to patched builds.
National cybersecurity agencies are advising administrators to promptly apply these updates due to the significance of Erlang/OTP in numerous critical infrastructures.
How the story developed
1 article from 1 outlet since 31 Jul. Quiet since 31 Jul. This was the first report.
- Fri 31 Jul, 15:00 UTC. SecurityOnline, first report. Erlang/OTP fixes critical CVE-2026-55953 MITM flaw and DoS bugs. This article, 1st of 1.
- CVE not in KEV
- No CVE
- Larger: an outlet’s first report
- Coverage over time
- Quiet time, folded
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- Fri 31 JulDay 01
- Erlang/OTP fixes critical CVE-2026-55953 MITM flaw and DoS bugs15:00 · SecurityOnline · First report · This article, 1st of 1