PT-2026-3407 · Yonyou · Yonyou Ksoa

Lx-66-Lx · CVE-2026-1129 · Published 2026-01-19 · Updated 2026-02-10

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Yonyou KSOA version 9.0

Description A flaw exists in Yonyou KSOA 9.0 related to the handling of HTTP GET parameters. Specifically, the file /worksheet/worksadd.jsp is susceptible to SQL injection through manipulation of the ID parameter. This issue can be exploited remotely. The exploit is publicly available.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

SQL injection

Special Elements Injection

Weakness Enumeration

CWE-89

CWE-74

Related Identifiers

CVE-2026-1129

Affected Products

Yonyou Ksoa

References · 11

• 🔥 https://github.com/LX-66-LX/cve/issues/11 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-1129 · Security Note
• https://osv.dev/vulnerability/CVE-2026-1129 · Vendor Advisory
• https://vuldb.com/?id.341719 · Note
• https://vuldb.com/?ctiid.341719 · Note
• https://twitter.com/cracbot/status/2014292021796852195 · Twitter Post
• https://t.me/cveNotify/151589 · Telegram Post
• https://twitter.com/cracbot/status/2015016769300389956 · Twitter Post
• https://twitter.com/RedPacketSec/status/2013129924651946466 · Twitter Post
• https://vuldb.com/?submit.734557 · Note
• https://twitter.com/CVEnew/status/2013089757446754407 · Twitter Post