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HIGH

CVE-2026-55273

CVSS v3

7.8

HIGH

EPSS Score

0.1 %

exploit probability, as of 2026-09-28

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

In AppendCommentLine of AnnotationProcessor.cpp, there is a possible supply chain risk due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Technical details

Published
2026-09-08
Last Modified
2026-09-08

Frequently asked questions

What is CVE-2026-55273?

In AppendCommentLine of AnnotationProcessor.cpp, there is a possible supply chain risk due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Is CVE-2026-55273 actively exploited?

Active exploitation of CVE-2026-55273 has not been confirmed. Its EPSS score was 0.1% on 2026-09-28, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-55273?

CVE-2026-55273 has a CVSS v3 base score of 7.8 (HIGH severity).

Is CVE-2026-55273 affecting your environment?

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