CVE-2026-111609 — PKP Open Journal Systems through 3.5.0-5 Cross-Journal Subscription IDOR via updateSubscription
PKP Open Journal Systems through 3.5.0-5 contains an insecure direct object reference vulnerability that allows journal or subscription managers to access other journals' subscr…
Published: 2026-10-16 · CVSS: 5.1 · CVSS 4.0
PKP Open Journal Systems through 3.5.0-5 contains an insecure direct object reference vulnerability that allows journal or subscription managers to access other journals' subscriptions by supplying arbitrary subscription ids. Attackers can enumerate sequential ids through editSubscription to view subscriber details and use updateSubscription to reassign subscriptions to their own journal, revoking victims' access.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7