Is CVE-2026-34253 in the CISA KEV catalog?

No. CVE-2026-34253 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-34253?

CVE-2026-34253 has a CVSS v3 base score of 8.2 (HIGH).

What is the EPSS score for CVE-2026-34253?

CVE-2026-34253 has an EPSS score of 0.52% (41th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2026-34253?

No published fix for CVE-2026-34253 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2026-34253

HIGH

8.2

CVSS v3

NVD

Description

A buffer underflow vulnerability has been identified in the ogg123 utility from the vorbis-tools 1.4.3 package in function remotethread in remote.c. This vulnerability occurs in the remote control functionality when processing malformed input, leading to a stack buffer underflow that can cause application crashes and potentially allow code execution.

CWE-124

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

TridentStack Control tracks known vulnerabilities across your Windows, macOS, and Linux fleet and shows the fix as soon as one is published. See how it works

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Exploit Intelligence

0.52%probability of exploitation in 30 days

41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Other references6

Related Vulnerabilities

Other CWE-124 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2015-2426	High	8.8	87%	KEV	-
CVE-2023-25610	Critical	9.8	18%	-	Fix
CVE-2018-5388	Medium	6.5	4.0%	-	Fix
CVE-2018-15361	Critical	9.8	2.9%	-	Fix
CVE-2021-36064	High	7.8	2.7%	-	Fix
CVE-2023-48230	Medium	5.9	1.9%	-	Fix

Embed a live status badge for CVE-2026-34253

Markdown

[![CVE-2026-34253](https://tridentstack.com/cve/badge/CVE-2026-34253.svg)](https://tridentstack.com/cve/CVE-2026-34253)

HTML

<a href="https://tridentstack.com/cve/CVE-2026-34253"><img src="https://tridentstack.com/cve/badge/CVE-2026-34253.svg" alt="CVE-2026-34253"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-15.