{"id":"CVE-2021-29661","aliases":["EUVD-2021-16135","GHSA-v8wh-43jc-pfwj"],"status":"published","title":"Softing AG OPC Toolbox through 4.10.1.13035 allows /en/diag_values.html Stored XSS via the...","description":"Softing AG OPC Toolbox through 4.10.1.13035 allows /en/diag_values.html Stored XSS via the ITEMLISTVALUES##ITEMID parameter, resulting in JavaScript payload injection into the trace file. This payload will then be triggered every time an authenticated user browses the page containing it.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.006,"percentile":0.49158,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-04-02T18:43:44Z","modified":"2026-06-17T03:48:06Z","products":[{"vendor":"softing","product":"opc_toolbox"}],"references":[{"url":"https://www.gruppotim.it/redteam","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29661"},{"url":"https://github.com/advisories/GHSA-v8wh-43jc-pfwj"}],"sources":{"cve":[{"id":"CVE-2021-29661","description":"Softing AG OPC Toolbox through 4.10.1.13035 allows /en/diag_values.html Stored XSS via the ITEMLISTVALUES##ITEMID parameter, resulting in JavaScript payload injection into the trace file. This payload will then be triggered every time an authenticated user browses the page containing it.","status":"published","published":"2021-04-02T18:43:44Z","modified":"2024-08-03T22:11:06.369Z","updated_at":"2026-11-02T14:33:06.658806Z"}],"euvd":[{"id":"EUVD-2021-16135","description":"Softing AG OPC Toolbox through 4.10.1.13035 allows /en/diag_values.html Stored XSS via the ITEMLISTVALUES##ITEMID parameter, resulting in JavaScript payload injection into the trace file. This payload will then be triggered every time an authenticated user browses the page containing it.","status":"published","published":"2021-04-02T18:43:44Z","modified":"2024-08-03T22:11:06Z","updated_at":"2026-11-03T03:24:43.965438Z"}],"ghsa":[{"id":"GHSA-v8wh-43jc-pfwj","title":"Softing AG OPC Toolbox through 4.10.1.13035 allows /en/diag_values.html Stored XSS via the...","description":"Softing AG OPC Toolbox through 4.10.1.13035 allows /en/diag_values.html Stored XSS via the ITEMLISTVALUES##ITEMID parameter, resulting in JavaScript payload injection into the trace file. This payload will then be triggered every time an authenticated user browses the page containing it.","status":"published","published":"2022-05-24T17:46:27Z","modified":"2023-01-29T05:06:15Z","cwes":["CWE-79"],"updated_at":"2026-11-02T14:45:59.056416Z"}],"nvd":[{"id":"CVE-2021-29661","description":"Softing AG OPC Toolbox through 4.10.1.13035 allows /en/diag_values.html Stored XSS via the ITEMLISTVALUES##ITEMID parameter, resulting in JavaScript payload injection into the trace file. This payload will then be triggered every time an authenticated user browses the page containing it.","status":"published","published":"2021-04-02T19:15:21.053Z","modified":"2026-06-17T03:48:06.587Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:06:51.197859Z"}]}}