EUVD-2026-79701

Vulnerability in the RDBMS component of Oracle Database Server. Supported versions that are affected are 19.3-19.32, 21.3-21.23 and 23.4.0-23.26.3. Easily exploitable vulnerability allows low privileged attacker having Create DB Link privilege with network access via Oracle Net to compromise RDBM...

CVE-2026-83348

CVE-2026-83348 is a high-severity vulnerability (CVSS 3.1 8.8 ) in the RDBMS component of Oracle Database Server , affecting versions 19.3–19.32 , 21.3–21.23 , and 23.4.0–23.26.3 . A low-privileged attacker holding the Create DB Link privilege can exploit it over Oracle Net with no user interacti...

CVE-2026-82191

J2Store (Joomla extension by j2commerce.com) versions 1.0.0–3.3.2, 4.0.0–4.0.22, and 4.1.0–4.1.7 are affected by a parameter injection flaw in the PayPal notify redirect handler. Unescaped request data is reflected into the redirect sent to com_j2store's checkout controller, allowing an attacker ...

CVE-2026-58773

In linkloadgnssimage of linkdevice.c, there is a possible out-of-bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation...

Duplicate Advisory: Vikunja: Read-only project members can obtain any link share's access hash via the single-share read endpoint (v1 and v2) and escalate to the share's permission level

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-qfwc-vx6f-3g6g. This link is maintained to preserve external references. Original Description Vikunja before 2.6.0 fails to properly restrict access to the link-share hash field in single-share read endpoints,...

Duplicate Advisory: Vikunja: Link-share token can enumerate users through the v2 API

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-vfxw-3x8p-2vjr. This link is maintained to preserve external references. Original Description Vikunja versions before 2.6.0 fail to properly validate link-share tokens in the v2 API user search endpoints...

CVE-2026-18111

Concrete CMS 9 before 9.5.3 was vulnerable to stored cross-site scripting XSS in the Feature, Feature Link, Hero Image, and Image blocks and before Concrete 8.5.21 in the feature and Image blocks because the external link URL was insufficiently validated by the link filter and was rendered withou...

CVE-2026-18111 Concrete CMS below 9.5.4 allows privilege escalation because adding users and assigning groups do not require additional identity verification

Concrete CMS 9 before 9.5.3 was vulnerable to stored cross-site scripting XSS in the Feature, Feature Link, Hero Image, and Image blocks and before Concrete 8.5.21 in the feature and Image blocks because the external link URL was insufficiently validated by the link filter and was rendered withou...

EUVD-2026-78839

Concrete CMS 9 before 9.5.3 was vulnerable to stored cross-site scripting XSS in the Feature, Feature Link, Hero Image, and Image blocks and before Concrete 8.5.21 in the feature and Image blocks because the external link URL was insufficiently validated by the link filter and was rendered withou...

CVE-2026-18111

CVE-2026-18111 is a stored XSS in Concrete CMS affecting the Feature, Feature Link, Hero Image, and Image blocks in versions before 9.5.3 (and before 8.5.21 in the 8.x line). The root cause is that external link URLs were insufficiently validated by the link filter and rendered without output esc...

CVE-2026-91985

Vikunja before 2.6.0 fails to properly restrict access to the link-share hash field in single-share read endpoints, allowing read-only members to obtain the share's secret credential. Attackers can exchange the disclosed hash for a link-share JWT at the share's permission level to escalate...

CVE-2026-91981

Vikunja versions before 2.6.0 fail to properly validate link-share tokens in the v2 API user search endpoints. Attackers with a read-only share link can enumerate project users via the projects endpoint and confirm arbitrary usernames exist via the global search endpoint...

WordPress Advanced Popups plugin <= 1.2.3 - Authenticated (Author+) Stored Cross-Site Scripting via 'Notification Button Link' Field vulnerability

Authenticated Author+ Stored Cross-Site Scripting via 'Notification Button Link' Field vulnerability discovered by Nguyen Cong Quang in WordPress Plugin Advanced Popups versions = 1.2.3...

CVE-2026-91985 Vikunja before 2.6.0 Privilege Escalation via Link Share Hash

Vikunja before 2.6.0 fails to properly restrict access to the link-share hash field in single-share read endpoints, allowing read-only members to obtain the share's secret credential. Attackers can exchange the disclosed hash for a link-share JWT at the share's permission level to escalate...

CVE-2026-91985

Vikunja before 2.6.0 fails to properly restrict access to the link-share hash field in single-share read endpoints, allowing read-only members to obtain the share's secret credential. Attackers can exchange the disclosed hash for a link-share JWT at the share's permission level to escalate...

CVE-2026-91985 Vikunja before 2.6.0 Privilege Escalation via Link Share Hash

Vikunja before 2.6.0 fails to properly restrict access to the link-share hash field in single-share read endpoints, allowing read-only members to obtain the share's secret credential. Attackers can exchange the disclosed hash for a link-share JWT at the share's permission level to escalate...

CVE-2026-91985

Vikunja before 2.6.0 contains an access-control flaw in its single-share read endpoints: the link-share hash field is not properly restricted, allowing read-only members to obtain the share's secret credential. An attacker can then exchange that hash for a link-share JWT at the share's permission...

CVE-2026-91985 Vikunja before 2.6.0 Privilege Escalation via Link Share Hash

Vikunja before 2.6.0 fails to properly restrict access to the link-share hash field in single-share read endpoints, allowing read-only members to obtain the share's secret credential. Attackers can exchange the disclosed hash for a link-share JWT at the share's permission level to escalate...

CVE-2026-91981 Vikunja before 2.6.0 User Enumeration via v2 API

Vikunja versions before 2.6.0 fail to properly validate link-share tokens in the v2 API user search endpoints. Attackers with a read-only share link can enumerate project users via the projects endpoint and confirm arbitrary usernames exist via the global search endpoint...

CVE-2026-91981 Vikunja before 2.6.0 User Enumeration via v2 API

Vikunja versions before 2.6.0 fail to properly validate link-share tokens in the v2 API user search endpoints. Attackers with a read-only share link can enumerate project users via the projects endpoint and confirm arbitrary usernames exist via the global search endpoint...