{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-34045", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-25T15:29:04.745Z", "datePublished": "2026-04-07T20:52:32.438Z", "dateUpdated": "2026-04-08T15:44:10.506Z"}, "containers": {"cna": {"title": "Podman Desktop WebView Server Exposed", "problemTypes": [{"descriptions": [{"cweId": "CWE-209", "lang": "en", "description": "CWE-209: Generation of Error Message Containing Sensitive Information", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-400", "lang": "en", "description": "CWE-400: Uncontrolled Resource Consumption", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-284", "lang": "en", "description": "CWE-284: Improper Access Control", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/podman-desktop/podman-desktop/security/advisories/GHSA-2q88-39rh-gxvv", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/podman-desktop/podman-desktop/security/advisories/GHSA-2q88-39rh-gxvv"}], "affected": [{"vendor": "podman-desktop", "product": "podman-desktop", "versions": [{"version": "< 1.26.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-04-07T20:52:32.438Z"}, "descriptions": [{"lang": "en", "value": "Podman Desktop is a graphical tool for developing on containers and Kubernetes. Prior to 1.26.2, an unauthenticated HTTP server exposed by Podman Desktop allows any network attacker to remotely trigger denial-of-service conditions and extract sensitive information. By abusing missing connection limits and timeouts, an attacker can exhaust file descriptors and kernel memory, leading to application crash or full host freeze. Additionally, verbose error responses disclose internal paths and system details (including usernames on Windows), aiding further exploitation. The issue requires no authentication or user interaction and is exploitable over the network. This vulnerability is fixed in 1.26.2."}], "source": {"advisory": "GHSA-2q88-39rh-gxvv", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/podman-desktop/podman-desktop/security/advisories/GHSA-2q88-39rh-gxvv", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-04-08T15:44:06.218575Z", "id": "CVE-2026-34045", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-08T15:44:10.506Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Podman Desktop is a graphical tool for developing on containers and Kubernetes. Prior to 1.26.2, an unauthenticated HTTP server exposed by Podman Desktop allows any network attacker to remotely trigger denial-of-service conditions and extract sensitive information. By abusing missing connection limits and timeouts, an attacker can exhaust file descriptors and kernel memory, leading to application crash or full host freeze. Additionally, verbose error responses disclose internal paths and system details (including usernames on Windows), aiding further exploitation. The issue requires no authentication or user interaction and is exploitable over the network. This vulnerability is fixed in 1.26.2."}], "id": "CVE-2026-34045", "lastModified": "2026-04-08T21:27:00.663", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.2, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-04-07T21:17:17.557", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/podman-desktop/podman-desktop/security/advisories/GHSA-2q88-39rh-gxvv"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/podman-desktop/podman-desktop/security/advisories/GHSA-2q88-39rh-gxvv"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-209"}, {"lang": "en", "value": "CWE-284"}, {"lang": "en", "value": "CWE-400"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.26.2)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "podman-desktop", "source": "cna", "vendor": "podman-desktop"}, "product": "podman-desktop", "vendor": "podman-desktop"}], "analysis": {"en": {"generated_at": "2026-04-07T23:15:52.119532+00:00", "value": {"mitigation_remediation": ["Verify the version of Podman Desktop currently installed.", "Upgrade Podman Desktop to version 1.26.2 or later, where the vulnerable HTTP server has been removed.", "If an upgrade is not immediately feasible, restrict access to the exposed HTTP port by configuring firewall rules or network segmentation to allow only local connections.", "Monitor application logs for abnormal activity related to the WebView server."], "summary": {"action": "Immediate Patch", "impact": "Denial of Service & Sensitive Data Exposure"}, "threat_synthesis": {"affected_systems": "Podman Desktop\u2014including all versions prior to 1.26.2\u2014is affected. The issue spans the entire application, impacting users of the graphical container and Kubernetes development tool on any supported operating system.", "description_and_impact": "The vulnerability arises from an unauthenticated HTTP server that is exposed by Podman Desktop. Because the server lacks input limits and timeouts, an attacker can send excessive requests to exhaust file descriptors and kernel memory, causing the application to crash or, in worst cases, freezing the host. In addition, the server\u2019s verbose error messages reveal internal file paths and system information, including Windows user names, potentially assisting further exploitation. The result is a denial\u2011of\u2011service condition coupled with the exposure of sensitive data, both without any authentication or user interaction.", "risk_and_exploitability": "The vulnerability carries a CVSS score of 8.2, indicating high severity. Exploitation requires no credentials and can be performed over the network; the exact probability of attack in the wild is not provided. The vulnerability is not listed in the CISA KEV catalog. Because the attack vector is assumed to be network\u2011based and unauthenticated, reversing the exploit only depends on the presence of the exposed HTTP interface and can be carried out by any attacker within network reach of the affected machine."}}}}, "created": "2026-04-08T19:34:15.408192+00:00", "updated": "2026-04-08T19:45:43.298697+00:00", "vendors": ["podman-desktop", "podman-desktop$PRODUCT$podman-desktop"]}