{"id":"CVE-2026-110974","state":"PUBLISHED","title":"Uncontrolled Recursion on Nested JSON Allows Denial of Service in android-json","description":"The org.json parser in com.vaadin.external.google:android-json recurses once per nesting level with no depth limit: JSONTokener.nextValue() calls readArray() and readObject(), which call nextValue() again. A deeply nested JSON document, around 20 KB of nested arrays with the default thread stack, makes the JSONArray and JSONObject constructors throw a raw java.lang.StackOverflowError instead of a JSONException. Any application that parses untrusted JSON with this library can be made to fail the thread doing the parsing. The artifact is a 2013 repackage of third-party org.json classes, published once and never maintained, and no fixed version will be released.\n\n\nUsers of the affected version should apply the following mitigation.\n\nProduct version\ncom.vaadin.external.google:android-json 0.0.20131108.vaadin1\n\nMitigation\nNo fixed version will be released. Replace the artifact with an org.json implementation that limits the nesting depth, such as org.json:json 20231013 or later.\n\nArtifacts\nMaven coordinates / Vulnerable versions / Fixed version\ncom.vaadin.external.google:android-json / 0.0.20131108.vaadin1 / none","publishedAt":"2026-10-22T08:52:27.149Z","updatedAt":"2026-10-30T18:07:46.612Z","severity":{"score":6.3,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","source":"Vaadin"},"assigner":"Vaadin","products":["vaadin android-json"],"affected":[{"vendor":"vaadin","product":"android-json","packageName":"com.vaadin.external.google:android-json","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0.0.20131108.vaadin1","versionType":"maven"}],"collectionURL":"https://repo.maven.apache.org/maven2"}],"references":["https://repo.maven.apache.org/maven2/com/vaadin/external/google/android-json/0.0.20131108.vaadin1/"],"weaknesses":["CWE-674"],"ingestedAt":"2026-10-30T18:20:07.061Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/110xxx/CVE-2026-110974.json","commit":"55f8edbf9d47efa62275e8ca91bb2e15e821b559","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-110974","state":"PUBLISHED","datePublished":"2026-10-22T08:52:27.149Z","dateUpdated":"2026-10-30T18:07:46.612Z","assignerShortName":"Vaadin","assignerOrgId":"9e0f3122-90e9-42d5-93de-8c6b98deef7e","dateReserved":"2026-10-15T10:33:10.036Z"},"containers":{"cna":{"title":"Uncontrolled Recursion on Nested JSON Allows Denial of Service in android-json","descriptions":[{"lang":"en","value":"The org.json parser in com.vaadin.external.google:android-json recurses once per nesting level with no depth limit: JSONTokener.nextValue() calls readArray() and readObject(), which call nextValue() again. A deeply nested JSON document, around 20 KB of nested arrays with the default thread stack, makes the JSONArray and JSONObject constructors throw a raw java.lang.StackOverflowError instead of a JSONException. Any application that parses untrusted JSON with this library can be made to fail the thread doing the parsing. The artifact is a 2013 repackage of third-party org.json classes, published once and never maintained, and no fixed version will be released.\n\n\nUsers of the affected version should apply the following mitigation.\n\nProduct version\ncom.vaadin.external.google:android-json 0.0.20131108.vaadin1\n\nMitigation\nNo fixed version will be released. Replace the artifact with an org.json implementation that limits the nesting depth, such as org.json:json 20231013 or later.\n\nArtifacts\nMaven coordinates / Vulnerable versions / Fixed version\ncom.vaadin.external.google:android-json / 0.0.20131108.vaadin1 / none"}],"affected":[{"vendor":"vaadin","product":"android-json","packageName":"com.vaadin.external.google:android-json","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0.0.20131108.vaadin1","versionType":"maven"}],"collectionURL":"https://repo.maven.apache.org/maven2"}],"references":[{"url":"https://repo.maven.apache.org/maven2/com/vaadin/external/google/android-json/0.0.20131108.vaadin1/"}],"metrics":[{"cvssV4_0":{"attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"NETWORK","baseScore":6.3,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-674","description":"CWE-674 Uncontrolled Recursion","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Vaadin","orgId":"9e0f3122-90e9-42d5-93de-8c6b98deef7e","dateUpdated":"2026-10-22T08:52:27.149Z"},"credits":[{"lang":"en","type":"finder","value":"刘春燕 (Liu Chunyan), Fudan University"}],"impacts":[{"capecId":"CAPEC-230","descriptions":[{"lang":"en","value":"CAPEC-230 Serialized Data with Nested Payloads"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<b><span style=\"background-color: transparent;\">No fixed version will be released. Replace the artifact with an org.json implementation that limits the nesting depth, such as org.json:json 20231013 or later.</span></b><br>"}],"value":"No fixed version will be released. Replace the artifact with an org.json implementation that limits the nesting depth, such as org.json:json 20231013 or later."}],"source":{"discovery":"EXTERNAL"},"workarounds":[{"lang":"en","value":"Exclude com.vaadin.external.google:android-json and depend on an org.json implementation that limits the nesting depth."}],"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-30T18:07:33.060957Z","id":"CVE-2026-110974","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-30T18:07:46.612Z"}}]}}}