8.8

CVE-2023-26314: debian debian_linux

CVSS: 8.8v3.1HighModified
AliasesUBUNTU-CVE-2023-26314DEBIAN-CVE-2023-26314DLA-3343-1
Published 22-02-2023Last modified 20-05-2026
Open JSON

Vulnerability summary

CVE-2023-26314 is a high (CVSS 8.8) vulnerability in debian debian_linux. EPSS estimates a 0.97% chance of exploitation in the next 30 days, higher than 61.5% of scored vulnerabilities.

Overall risk
35/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.97%
0%100%
Low · -0.01 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 22-02-2023
    PublishedVulnerability first disclosed.
  2. 20-05-2026
    Last modifiedVulnerability information updated.

Description

The mono package before 6.8.0.105+dfsg-3.3 for Debian allows arbitrary code execution because the application/x-ms-dos-executable MIME type is associated with an un-sandboxed Mono CLR interpreter.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.97%

Chance of exploitation in the next 30 days

Percentile

62%

Versus all other CVEs

30-day change

-0.01 pp

From 0.98% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.97%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Debian2 products
  • mono< 6.8.0.105+dfsg-3.3 | < 5.18.0.240+dfsg-3+deb10u1
  • debian_linuxEOL10.0
Mono-project1 product
  • mono5.18.0.240\+dfsg-3 | 6.8.0.105\+dfsg-3
Ubuntu1 product
  • monoAll versions (No fix recorded)

3 vendors · 4 products

References

8 links