CVE-2021-28302
CVSS v3
7.5
HIGH
EPSS Score
1.4 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
A stack overflow in pupnp before version 1.14.5 can cause the denial of service through the Parser_parseDocument() function. ixmlNode_free() will release a child node recursively, which will consume stack space and lead to a crash.
Technical details
- Published
- 2021-03-12
Frequently asked questions
What is CVE-2021-28302?
A stack overflow in pupnp before version 1.14.5 can cause the denial of service through the Parser_parseDocument() function. ixmlNode_free() will release a child node recursively, which will consume stack space and lead to a crash.
Is CVE-2021-28302 actively exploited?
Active exploitation of CVE-2021-28302 has not been confirmed. Its EPSS score was 1.4% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2021-28302?
CVE-2021-28302 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2021-28302 affecting your environment?
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