{"cve":"CVE-2022-41798","nvd":{"published":"2022-12-05T04:15:09.967","modified":"2026-06-17T05:03:51.103","status":"Modified","description":"Session information easily guessable vulnerability exists in Kyocera Document Solutions MFPs and printers, which may allow a network-adjacent attacker to log in to the product by spoofing a user with guessed session information. Affected products/versions are as follows: TASKalfa 7550ci/6550ci, TASKalfa 5550ci/4550ci/3550ci/3050ci, TASKalfa 255c/205c, TASKalfa 256ci/206ci, ECOSYS M6526cdn/M6526cidn, FS-C2126MFP/C2126MFP+/C2026MFP/C2026MFP+, TASKalfa 8000i/6500i, TASKalfa 5500i/4500i/3500i, TASKalfa 305/255, TASKalfa 306i/256i, LS-3140MFP/3140MFP+/3640MFP, ECOSYS M2535dn, LS-1135MFP/1035MFP, LS-C8650DN/C8600DN, ECOSYS P6026cdn, FS-C5250DN, LS-4300DN/4200DN/2100DN, ECOSYS P4040dn, ECOSYS P2135dn, and FS-1370DN.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":6.5},"cwes":["CWE-290"],"references":["https://jvn.jp/en/jp/JVN46345126/index.html","https://www.kyoceradocumentsolutions.co.jp/support/information/info_20221101.html","https://www.kyoceradocumentsolutions.com/en/our-business/security/information/2022-11-01.html","https://jvn.jp/en/jp/JVN46345126/index.html","https://www.kyoceradocumentsolutions.co.jp/support/information/info_20221101.html"],"products":["kyocera:ecosys_m2535dn_firmware","kyocera:ecosys_m6526cdn_firmware","kyocera:ecosys_m6526cidn_firmware","kyocera:ecosys_p2135dn_firmware","kyocera:ecosys_p4040dn_firmware","kyocera:ecosys_p6026cdn_firmware","kyocera:fs-1370dn_firmware","kyocera:fs-c2026mfp_firmware","kyocera:fs-c2126mfp\\+_firmware","kyocera:fs-c2126mfp_firmware","kyocera:fs-c5250dn_firmware","kyocera:ls-1035mfp_firmware","kyocera:ls-1135mfp_firmware","kyocera:ls-2100dn_firmware","kyocera:ls-3140mfp\\+_firmware","kyocera:ls-3140mfp_firmware","kyocera:ls-3640mfp_firmware","kyocera:ls-4200dn_firmware","kyocera:ls-4300dn_firmware","kyocera:ls-c8600dn_firmware","kyocera:ls-c8650dn_firmware","kyocera:taskalfa_205c_firmware","kyocera:taskalfa_206ci_firmware","kyocera:taskalfa_255_firmware","kyocera:taskalfa_255c_firmware","kyocera:taskalfa_256ci_firmware","kyocera:taskalfa_256i_firmware","kyocera:taskalfa_3050ci_firmware","kyocera:taskalfa_305_firmware","kyocera:taskalfa_306i_firmware","kyocera:taskalfa_3500i_firmware","kyocera:taskalfa_3550ci_firmware","kyocera:taskalfa_4500i_firmware","kyocera:taskalfa_4550ci_firmware","kyocera:taskalfa_5500i_firmware","kyocera:taskalfa_5550ci_firmware","kyocera:taskalfa_6500i_firmware","kyocera:taskalfa_6550ci_firmware","kyocera:taskalfa_7550ci_firmware","kyocera:taskalfa_8000i_firmware"],"source":"nvd","synced_at":"2026-10-19T21:37:28.463369388+00:00"},"epss":{"cve":"CVE-2022-41798","score":0.00517,"percentile":0.43994,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}