CVE record
CVE-2026-56755
Denial of Service (CPU & Memory Exhaustion) via O(N^2) String Concatenation in Debian Package Upload
Denial of Service (CPU & Memory Exhaustion) via O(N^2) String Concatenation in Debian Package Upload
CVE evidence
Known exploitation
Not listed in fetched KEV catalog
Absence from the fetched catalog does not establish that exploitation has not occurred.
Severity
high
CVSS 7.1 · CVSS_V4
Affected packages
1
Supported package records returned by OSV. Vendor and product names are not used to infer matches.
OSV package mapping
Affected open-source packages
| Package | Ecosystem | Fixed versions |
|---|---|---|
| code.gitea.io/gitea | go | 1.27.0 |