CVE-2026-15028
A local attacker can exploit a vulnerability in libarchive to cause a Denial-of-Service condition or potentially execute arbitrary code.
CSIRTS triage
- What
- A vulnerability in libarchive allows a local attacker to cause a Denial-of-Service condition or potentially execute arbitrary code.
- Who is affected
- Local users of libarchive are affected by this vulnerability.
- Urgency
- Remediation is low urgency as the vulnerability requires local access to exploit.
- Action
- Update libarchive to the latest version to mitigate this risk.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 20% of all EPSS-scored CVEs.
Advisory coverage (4)
- low[NEW] [low] libarchive: Vulnerability allows code execution and DoScert-bund · 2026-07-22
- unknownUSN-8581-1: libarchive vulnerabilitiesubuntu · 2026-07-21
- lowCVE-2026-15028: Libarchive: heap overflow oob read while parsing a tar archive contains a pax extended headermsrc · 2026-07-14
- lowCVE-2026-15028: A flaw was found in libarchive. This vulnerability allows a remote attacker to trigger a heap …nvd · 2026-07-10
External references
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[](https://www.csirts.com/cve/CVE-2026-15028)