Vulnerability · Published Jun 5, 2026 · Assigned by mitre
CVE-2026-50593
High 7.3
In plain English
A high-severity security flaw in Graphite from Graphite project. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)0.1%top 98.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Graphite before 1.3.15 has an integer underflow and resultant out-of-bounds write via Graphite actions, because slotat does not ensure that an offset is within the allowed slot-map range.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | graphite2 | 1.3.14-1+deb12u1 | DEBIAN-CVE-2026-50593 |
| Debian:13 | graphite2 | 1.3.14-2+deb13u1 | DEBIAN-CVE-2026-50593 |
| Debian:14 | graphite2 | 1.3.15-2 | DEBIAN-CVE-2026-50593 |
| Ubuntu:22.04:LTS | graphite2 | 1.3.14-1ubuntu0.1 | USN-8444-1 |
| Ubuntu:22.04:LTS | graphite2 | 1.3.14-1ubuntu0.1 | UBUNTU-CVE-2026-50593 |
| Ubuntu:24.04:LTS | graphite2 | 1.3.14-2ubuntu0.24.04.1 | UBUNTU-CVE-2026-50593 |
| Ubuntu:24.04:LTS | graphite2 | 1.3.14-2ubuntu0.24.04.1 | USN-8444-1 |
| Ubuntu:25.10 | graphite2 | 1.3.14-2ubuntu1.3 | UBUNTU-CVE-2026-50593 |
| Ubuntu:25.10 | graphite2 | 1.3.14-2ubuntu1.3 | USN-8444-1 |
| Ubuntu:26.04:LTS | graphite2 | 1.3.14-11ubuntu1.1 | USN-8444-1 |
| Ubuntu:26.04:LTS | graphite2 | 1.3.14-11ubuntu1.1 | UBUNTU-CVE-2026-50593 |
| Ubuntu:22.04:LTS | libreoffice | 1:7.3.7-0ubuntu0.22.04.13 | USN-8868-1 |
| Ubuntu:24.04:LTS | libreoffice | 4:24.2.7-0ubuntu0.24.04.7 | USN-8868-1 |
| Ubuntu:26.04:LTS | libreoffice | 4:26.2.6.3-0ubuntu0.26.04.2 | USN-8868-1 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Graphite project | Graphite | 0 – before 1.3.15 |
Weakness: CWE-191 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:H