CVE-2026-2945

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{"affected": [{"affectedData": [{"product": "JeecgBoot", "vendor": "n/a", "versions": [{"status": "affected", "version": "3.9.0"}]}], "source": "cna@vuldb.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:jeecg:jeecg_boot:3.9.0:*:*:*:*:*:*:*", "matchCriteriaId": "0B329440-4111-4105-B5B7-74EED287D54D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A weakness has been identified in JeecgBoot 3.9.0. Affected by this vulnerability is an unknown functionality of the file /sys/common/uploadImgByHttp. Executing a manipulation of the argument fileUrl can lead to server-side request forgery. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way."}, {"lang": "es", "value": "Se ha identificado una debilidad en JeecgBoot 3.9.0. Afectada por esta vulnerabilidad es una funcionalidad desconocida del archivo /sys/common/uploadImgByHttp. Ejecutar una manipulaci\u00f3n del argumento fileUrl puede conducir a falsificaci\u00f3n de petici\u00f3n del lado del servidor. El ataque puede lanzarse remotamente. El exploit se ha puesto a disposici\u00f3n del p\u00fablico y podr\u00eda usarse para ataques. El proveedor fue contactado tempranamente sobre esta divulgaci\u00f3n, pero no respondi\u00f3 de ninguna manera."}], "id": "CVE-2026-2945", "lastModified": "2026-06-17T10:32:05.237", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.1, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-2945", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-02-25T16:27:31.951617Z", "version": "2.0.3"}}]}, "published": "2026-02-22T13:16:12.267", "references": [{"source": "cna@vuldb.com", "tags": ["Permissions Required", "VDB Entry"], "url": "https://vuldb.com/?ctiid.347315"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?id.347315"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?submit.754590"}, {"source": "cna@vuldb.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.yuque.com/la12138/vxbwk9/glws4ppukxqtpfhl?singleDoc"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "cna@vuldb.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "3.9.0"}}], "enrichment": {"confidence": 88.0, "confidence_source": "matching", "scores": [{"score": 90.0, "source": "inferred"}, {"score": 88.0, "source": "matching"}]}, "original": {"product": "JeecgBoot", "source": "cna", "vendor": "n/a"}, "product": "jeecgboot", "vendor": "jeecg"}], "analysis": {"en": {"generated_at": "2026-04-17T16:31:06.056176+00:00", "value": {"mitigation_remediation": ["Upgrade JeecgBoot to a version that fixes the SSRF flaw or apply the vendor\u2010supplied patch if available.", "If an upgrade is not immediately possible, enforce strict validation or sanitization of the fileUrl parameter to reject URLs containing protocol schemes such as http://, https://, or any internal host references.", "Limit the application\u2019s outbound network connectivity by configuring a firewall or proxy to restrict which external hosts the server may contact, thereby reducing the impact of a successful SSRF.", "Monitor outbound traffic from the application for anomalous requests and review logs for evidence of unauthorized network reachability."], "summary": {"action": "Apply Patch", "impact": "Server\u2011Side Request Forgery (SSRF)"}, "threat_synthesis": {"affected_systems": "JeecgBoot 3.9.0 deployments. The vulnerability affects the /sys/common/uploadImgByHttp functionality and any installations that include this file. The product is JeecgBoot as listed by the CNA.", "description_and_impact": "The flaw is in the uploadImgByHttp endpoint of JeecgBoot 3.9.0. By manipulating the fileUrl argument an attacker can cause the server to fetch arbitrary URLs, enabling SSRF. Remote attackers can use the exported parameter to reach internal services or perform data exfiltration. The vulnerability is a CWE\u2011918 weakness and does not require elevated privileges\u2014once the server is tricked into making the request, the attacker gains the ability to fetch any network resource from the server\u2019s point of view.", "risk_and_exploitability": "The CVSS v3.1 score of 5.3 indicates moderate severity, and the EPSS score of less than 1% shows a very low probability of exploitation at the time of this analysis. However, the flaw is publicly disclosed and not currently listed in the CISA KEV catalog. The endpoint can be reached remotely and no authentication is explicitly mentioned, which allows an attacker to craft a malicious fileUrl from the outside, making the attack surface straightforward for an external adversary."}}}}, "created": "2026-02-23T14:29:13.702859+00:00", "updated": "2026-04-17T16:45:15.817111+00:00", "vendors": ["jeecg", "jeecg$PRODUCT$jeecgboot"]}