UltraVNC UltraVNC <1.8.2.4

productDE

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

public exploit

EPSS ≥ 10%

critical

by severity

0critical0high2medium1low

updated 2026-10-28

vulnerabilities (10)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2026-7840US	—	2.63% (85th)	—	no fix	2026-07-01	—
CVE-2026-7838US	—	1.87% (79th)	—	no fix	2026-07-01	—
CVE-2026-7828US	—	1.35% (71st)	—	no fix	2026-07-01	—
CVE-2026-7829US	—	0.85% (58th)	—	no fix	2026-07-01	—
CVE-2026-7831US	—	0.74% (54th)	—	no fix	2026-07-01	—
CVE-2026-7839US	—OT elevated	0.66% (51st)	—	no fix	2026-07-01	—
CVE-2026-44042US	low3.7	0.49% (42nd)	—	no fix	2026-07-01	—
CVE-2026-44041US	medium6.5	0.41% (35th)	—	no fix	2026-07-01	—
CVE-2026-44040US	medium6.5	0.40% (34th)	—	no fix	2026-07-01	—
CVE-2026-7830US	—	0.29% (21st)	—	no fix	2026-07-01	—

The flaw types (CWEs) most of these CVEs share.

CWE-787Out-of-bounds Write4 CVEs
CWE-190Integer Overflow or Wraparound2 CVEs
CWE-193Off-by-one Error2 CVEs
CWE-338Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)2 CVEs
CWE-125Out-of-bounds Read1 CVEs
CWE-326Inadequate Encryption Strength1 CVEs
CWE-798Use of Hard-coded Credentials1 CVEs

Which sources assert this record, and when.

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