{"id":"CVE-2026-113707","aliases":["EUVD-2026-106878","GHSA-5mcc-8c36-qxp4"],"status":"published","title":"a2aproject a2a-rs inmemory.rs update race condition","description":"A security flaw has been discovered in a2aproject a2a-rs up to 0.4.4. The affected element is the function InMemoryTaskStore::update of the file a2a-server/src/task_store/inmemory.rs. The manipulation results in race condition. The attack may be performed from remote. The patch is identified as 7050c7d329238539424ee46440e23b91c4825bee. It is advisable to implement a patch to correct this issue.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00258,"percentile":0.17632,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-362"],"published":"2026-10-20T23:30:22Z","modified":"2026-10-30T02:30:56Z","products":[{"vendor":"a2aproject","product":"a2a-rs"}],"references":[{"url":"https://vuldb.com/vuln/422869","tags":["vdb-entry","technical-description","advisory"]},{"url":"https://vuldb.com/vuln/422869/cti","tags":["signature","permissions-required","report"]},{"url":"https://vuldb.com/cve/CVE-2026-113707","tags":["third-party-advisory","advisory"]},{"url":"https://vuldb.com/submit/1015056","tags":["third-party-advisory","advisory"]},{"url":"https://github.com/a2aproject/a2a-rs/pull/126","tags":["issue-tracking","patch","fix"]},{"url":"https://github.com/a2aproject/a2a-rs/commit/7050c7d329238539424ee46440e23b91c4825bee","tags":["patch","fix"]},{"url":"https://github.com/a2aproject/a2a-rs/","tags":["product","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-113707","tags":["advisory"]},{"url":"https://github.com/a2aproject/a2a-rs"},{"url":"https://github.com/advisories/GHSA-5mcc-8c36-qxp4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/113xxx/CVE-2026-113707.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-113707","title":"a2aproject a2a-rs inmemory.rs update race condition","description":"A security flaw has been discovered in a2aproject a2a-rs up to 0.4.4. The affected element is the function InMemoryTaskStore::update of the file a2a-server/src/task_store/inmemory.rs. The manipulation results in race condition. The attack may be performed from remote. The patch is identified as 7050c7d329238539424ee46440e23b91c4825bee. It is advisable to implement a patch to correct this issue.","status":"published","published":"2026-10-20T23:30:22.622Z","modified":"2026-10-28T14:57:28.38Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium","assessor":"cna"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C","level":"medium","assessor":"cna"},{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C","level":"medium","assessor":"cna"},{"version":"2.0","score":5.5,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:P/E:ND/RL:OF/RC:C","assessor":"cna"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T13:44:29.519518Z"}],"euvd":[{"id":"EUVD-2026-106878","description":"A security flaw has been discovered in a2aproject a2a-rs up to 0.4.4. The affected element is the function InMemoryTaskStore::update of the file a2a-server/src/task_store/inmemory.rs. The manipulation results in race condition. The attack may be performed from remote. The patch is identified as 7050c7d329238539424ee46440e23b91c4825bee. It is advisable to implement a patch to correct this issue.","status":"published","published":"2026-10-20T23:30:22Z","modified":"2026-10-28T14:57:28Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium"}],"updated_at":"2026-11-02T16:59:20.750321Z"}],"ghsa":[{"id":"GHSA-5mcc-8c36-qxp4","title":"A security flaw has been discovered in a2aproject a2a-rs up to 0.4.4. The affected element is the...","description":"A security flaw has been discovered in a2aproject a2a-rs up to 0.4.4. The affected element is the function InMemoryTaskStore::update of the file a2a-server/src/task_store/inmemory.rs. The manipulation results in race condition. The attack may be performed from remote. The patch is identified as 7050c7d329238539424ee46440e23b91c4825bee. It is advisable to implement a patch to correct this issue.","status":"published","published":"2026-10-21T00:33:50Z","modified":"2026-10-21T00:34:00Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"medium"},{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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","level":"medium"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T15:14:08.480034Z"}],"nvd":[{"id":"CVE-2026-113707","description":"A security flaw has been discovered in a2aproject a2a-rs up to 0.4.4. The affected element is the function InMemoryTaskStore::update of the file a2a-server/src/task_store/inmemory.rs. The manipulation results in race condition. The attack may be performed from remote. The patch is identified as 7050c7d329238539424ee46440e23b91c4825bee. It is advisable to implement a patch to correct this issue.","status":"published","published":"2026-10-21T00:17:49.157Z","modified":"2026-10-28T15:17:03.667Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"2.0","score":5.5,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:P","level":"medium","assessor":"secondary"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:13:02.045979Z"}],"osv":[{"id":"CVE-2026-113707","title":"a2aproject a2a-rs inmemory.rs update race condition","description":"A security flaw has been discovered in a2aproject a2a-rs up to 0.4.4. The affected element is the function InMemoryTaskStore::update of the file a2a-server/src/task_store/inmemory.rs. The manipulation results in race condition. The attack may be performed from remote. The patch is identified as 7050c7d329238539424ee46440e23b91c4825bee. It is advisable to implement a patch to correct this issue.","status":"published","published":"2026-10-20T23:30:22.622Z","modified":"2026-10-30T02:30:56.00039499Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T15:44:56.310988Z"}]}}