cve.bz

CVE-2021-26937

9.8 criticalEPSS 9.1%

Critical (9.8). EPSS 9.1% chance of exploitation in the next 30 days.

encoding.c in GNU Screen through 4.8.0 allows remote attackers to cause a denial of service (invalid write access and application crash) or possibly have unspecified other impact via a crafted UTF-8 character sequence.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
9.1% chance of exploitation in the next 30 days; higher than 95% of CVEs (scores of 2026-10-31)
CWE
CWE-88
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON