Vikunja: Planka migration retains an unbounded aggregate of attacker-served attachments and can OOM the API

Planka migration retains an unbounded aggregate of attacker-served attachments and can OOM the API Summary The always-registered Planka migration lets any ordinary user select a Planka server. Although Vikunja caps each JSON response, pagination loop, and attachment independently, it has no...

EUVD-2026-78646

Vikunja: Planka migration retains an unbounded aggregate of attacker-served attachments and can OOM the API...

GHSA-WQ92-8X3R-FM38 Vikunja: Planka migration retains an unbounded aggregate of attacker-served attachments and can OOM the API

Planka migration retains an unbounded aggregate of attacker-served attachments and can OOM the API Summary The always-registered Planka migration lets any ordinary user select a Planka server. Although Vikunja caps each JSON response, pagination loop, and attachment independently, it has no...

CVE-2026-105835

PLANKA 2.2.0 through 2.2.1 fails to limit incorrect TOTP codes submitted to POST /api/access-tokens/verify-totp, allowing attackers to brute force two-factor authentication codes. Attackers who know a user's password can reuse the ten-minute pending token to guess six-digit codes until one...

CVE-2026-105835

PLANKA versions 2.2.0 through 2.2.1 are vulnerable to a TOTP brute force attack due to a failure to limit incorrect codes submitted to the POST /api/access-tokens/verify-totp endpoint. Attackers who possess a user's password can reuse a ten-minute pending token to repeatedly guess the six-digit c...

EUVD-2026-93379

PLANKA 2.2.0 through 2.2.1 fails to limit incorrect TOTP codes submitted to POST /api/access-tokens/verify-totp, allowing attackers to brute force two-factor authentication codes. Attackers who know a user's password can reuse the ten-minute pending token to guess six-digit codes until one...

CVE-2026-105835 PLANKA 2.2.0 through 2.2.1 TOTP Brute Force via verify-totp Endpoint

PLANKA 2.2.0 through 2.2.1 fails to limit incorrect TOTP codes submitted to POST /api/access-tokens/verify-totp, allowing attackers to brute force two-factor authentication codes. Attackers who know a user's password can reuse the ten-minute pending token to guess six-digit codes until one...

CVE-2026-105835 PLANKA 2.2.0 through 2.2.1 TOTP Brute Force via verify-totp Endpoint

PLANKA 2.2.0 through 2.2.1 fails to limit incorrect TOTP codes submitted to POST /api/access-tokens/verify-totp, allowing attackers to brute force two-factor authentication codes. Attackers who know a user's password can reuse the ten-minute pending token to guess six-digit codes until one...

CVE-2026-105835: Improper Restriction of Excessive Authentication Attempts

PLANKA 2.2.0 through 2.2.1 fails to limit incorrect TOTP codes submitted to POST /api/access-tokens/verify-totp, allowing attackers to brute force two-factor authentication codes. Attackers who know a user's password can reuse the ten-minute pending token to guess six-digit codes until one...

PT-2026-106717

Name of the Vulnerable Software and Affected Versions PLANKA versions 2.2.0 through 2.2.1 Description Insufficient rate limiting on the 'POST /api/access-tokens/verify-totp' endpoint allows for the brute forcing of two-factor authentication codes. An attacker with a user's password can repeatedly...

Duplicate Advisory: Vikunja: Planka migration retains an unbounded aggregate of attacker-served attachments and can OOM the API

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-wq92-8x3r-fm38. This link is maintained to preserve external references. Original Description Vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the Planka migrator that fails to enforc...

CVE-2026-91970

Vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the Planka migrator that fails to enforce aggregate memory budgets during migration jobs. Authenticated attackers can submit migration requests pointing to attacker-controlled servers advertising numerous size-compliant...

CVE-2026-91970

Vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the Planka migrator that fails to enforce aggregate memory budgets during migration jobs. Authenticated attackers can submit migration requests pointing to attacker-controlled servers advertising numerous size-compliant...

CVE-2026-91970 Vikunja before 2.6.0 Resource Exhaustion via Planka Migration

Vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the Planka migrator that fails to enforce aggregate memory budgets during migration jobs. Authenticated attackers can submit migration requests pointing to attacker-controlled servers advertising numerous size-compliant...

CVE-2026-91970 Vikunja before 2.6.0 Resource Exhaustion via Planka Migration

Vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the Planka migrator that fails to enforce aggregate memory budgets during migration jobs. Authenticated attackers can submit migration requests pointing to attacker-controlled servers advertising numerous size-compliant...

CVE-2026-91970 Vikunja before 2.6.0 Resource Exhaustion via Planka Migration

Vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the Planka migrator that fails to enforce aggregate memory budgets during migration jobs. Authenticated attackers can submit migration requests pointing to attacker-controlled servers advertising numerous size-compliant...

CVE-2026-91970

Vikunja versions prior to 2.6.0 are affected by a resource exhaustion vulnerability in the Planka migrator , which fails to enforce aggregate memory budgets during migration jobs. An authenticated attacker can submit migration requests pointing to attacker-controlled servers that advertise numero...

PT-2026-92089

Name of the Vulnerable Software and Affected Versions Vikunja versions prior to 2.6.0 Description A resource exhaustion issue exists in the Planka migrator, which fails to enforce aggregate memory budgets during migration jobs. Authenticated attackers can trigger this by submitting migration...

CVE-2026-91970: Allocation of Resources Without Limits or Throttling

Vikunja versions before 2.6.0 contain a resource exhaustion vulnerability in the Planka migrator that fails to enforce aggregate memory budgets during migration jobs. Authenticated attackers can submit migration requests pointing to attacker-controlled servers advertising numerous size-compliant...

CVE-2025-65922

PLANKA 2.0.0 lacks X-Frame-Options and CSP frame-ancestors headers, allowing the application to be embedded within malicious iframes. While this does not lead to unintended modification of projects or tasks, it exposes users to Phishing attacks. Attackers can frame the legitimate Planka applicati...