[UPDATE] [medium] Podman: Vulnerability enables file manipulation

mediumCVE-2026-55686

A remote, anonymous attacker can exploit a vulnerability in Podman to manipulate files.

CSIRTS triage

vendor: Podman product: Podman Path traversal

What: A vulnerability in Podman allows remote attackers to manipulate files.
Who is affected: All Podman installations accessible to remote authenticated users.
Urgency: Medium—requires authentication; no active exploitation reported.
Action: Update Podman to a version that addresses CVE-2026-55686.

AI-assisted analysis generated from the source advisory — verify against the original.

⚡ Watch Podman

Get an email when a new Podman advisory drops — max one per day, one-click unsubscribe.

Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: medium
Published: 2026-08-21
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2104

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-556860.37% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 31% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-55686	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

mediumCVE-2026-55686: Podman is a tool for managing OCI containers and pods. From 3.0.0 until 5.7.1, running a malic…nvd

Recent advisories for Podman

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

medium[UPDATE] [medium] Podman: Vulnerability allows information disclosurecert-bund · 2026-08-21
low[NEW] [low] Podman: Vulnerability enables unspecified attack and disclosure of informationcert-bund · 2026-08-14
mediumCVE-2026-19730: The 'podman quadlet install --replace' command opens the existing destination file with O_CREA…nvd · 2026-08-13
high[UPDATE] [high] Podman: Vulnerability allows file manipulationcert-bund · 2026-07-22
high[UPDATE] [high] Podman: Vulnerability allows bypassing security measurescert-bund · 2026-07-09
highCVE-2026-57231: Podman is a tool for managing OCI containers and pods. From 1.8.1 until 5.8.4, a container ima…nvd · 2026-06-26