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CVE-2023-26065

29
FAUCET Score

CVE-2023-26065 is a critical integer overflow vulnerability affecting various Lexmark devices, identified through February 19, 2023. With a CVSS score of 9.8, this vulnerability allows for unauthenticated, low-complexity network attacks that can lead to complete compromise of confidentiality, integrity, and availability. Despite its severe impact, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< cxtpc.081.232CPE matchmatch criteria
cpe:2.3:o:lexmark:cxtpc_firmware:*:*:*:*:*:*:*:*
< cstpc.081.232CPE matchmatch criteria
cpe:2.3:o:lexmark:cstpc_firmware:*:*:*:*:*:*:*:*
< mxtct.081.232CPE matchmatch criteria
cpe:2.3:o:lexmark:mxtct_firmware:*:*:*:*:*:*:*:*
< mxtpm.081.232CPE matchmatch criteria
cpe:2.3:o:lexmark:mxtpm_firmware:*:*:*:*:*:*:*:*
< cxtmm.081.232CPE matchmatch criteria
cpe:2.3:o:lexmark:cxtmm_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.71%
Probability of exploitation in next 30 days
EPSS Percentile
49.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0071 is in the 32nd percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

publications.lexmark.com / publications/security-alerts/CVE-2023-26065.pdf
Vendor Advisory
support.lexmark.com / alerts
Vendor Advisory