Open Source Tor

Name: Open Source Tor
Brand: Open Source

productDE

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

KEV-listed

public exploit

EPSS ≥ 10%

by severity

4critical5high3medium0low

updated 2026-10-27

vulnerabilities (14)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2025-4444US	—	0.47% (41st)	—	no fix	2025-09-18	2 versions
CVE-2026-44597US	critical9.1	0.45% (39th)	—	0.4.9.7	2026-05-07	< 0.4.9.7
CVE-2026-77587US	high7.5	0.40% (35th)	—	0.4.9.10	2026-08-20	3 versions
CVE-2026-77639US	—	0.39% (33rd)	—	0.4.9.9	2026-08-20	< 0.4.9.9
CVE-2026-77640US	medium5.3	0.38% (32nd)	—	0.4.9.9	2026-08-20	< 0.4.9.9
CVE-2026-44600US	medium5.3	0.38% (32nd)	—	0.4.9.7	2026-05-07	< 0.4.9.7
CVE-2026-77642US	critical9.3	0.35% (29th)	—	0.4.9.9	2026-08-20	< 0.4.9.9
CVE-2026-77641US	high8.2	0.35% (29th)	—	0.4.9.9	2026-08-20	< 0.4.9.9
CVE-2026-44603US	critical9.1	0.34% (28th)	—	0.4.9.7	2026-05-07	< 0.4.9.7
CVE-2026-44601US	high7.5	0.34% (27th)	—	0.4.9.7	2026-05-07	< 0.4.9.7
CVE-2026-44602US	high7.5	0.33% (26th)	—	0.4.9.7	2026-05-07	< 0.4.9.7
CVE-2026-77638US	critical9.0	0.30% (22nd)	—	0.4.9.11	2026-08-20	3 versions
CVE-2026-44599US	medium5.3	0.29% (21st)	—	0.4.9.7	2026-05-07	< 0.4.9.7
CVE-2026-77584US	high8.2	0.25% (16th)	—	0.4.9.9	2026-08-20	2 versions

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

CWE-1284Improper Validation of Specified Quantity in Input1 CVEs
CWE-193Off-by-one Error1 CVEs
CWE-252Unchecked Return Value1 CVEs
CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')1 CVEs
CWE-400Uncontrolled Resource Consumption1 CVEs
CWE-404Improper Resource Shutdown or Release1 CVEs
CWE-416Use After Free1 CVEs
CWE-420Unprotected Alternate Channel1 CVEs

Which sources assert this record, and when.

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