CVE-2026-112782: grav 2.0.0-rc.8 to before 2.2.2, 1.7.53 to before 1.7.53.5

Affected technology

grav · 2.0.0-rc.8 to before 2.2.2
getgrav

grav · 1.7.53 to before 1.7.53.5
getgrav

Description’s affected range: before 1.7.53.5 and 2.0.0-rc.8 before 2.2.2

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Attackers can send single-dimension or percentage forceResize, zoomCrop, or chained image actions to make GD allocate multi-gigabyte canvases, exhausting server memory and taking the site down. Vendor/CNA’s CVSS 4.0 assessment (base score 8.7/10) rates confidentiality and integrity impact as none; availability impact as high.