High severity · published Oct 19, 2026
CVE-2026-112782
Grav before 1.7.53.5 and 2.2.2 Image Pixel Limit Bypass Denial of Service
7.5
CVSS
0.8%
EPSS
No
On KEV
Description
Grav 1.7.53 before 1.7.53.5 and 2.0.0-rc.8 before 2.2.2 contains a resource exhaustion vulnerability that allows anonymous visitors to bypass the system.images.max_pixels limit when system.images.url_actions is enabled. 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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 55% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GR
grav · getgrav
2.0.0-rc.8 before 2.2.2; 1.7.53 before 1.7.53.5 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-112782
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-112782
github.com
https://github.com/getgrav/grav/security/advisories/GHSA-8gr9-59p6-r488
www.vulncheck.com
https://www.vulncheck.com/advisories/grav-before-1.7.53.5-and-2.2.2-image-pixel-limit-bypass-denial-of-service
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