# Torproject vulnerabilities

Source: https://junglewise.ai/threats/vendors/torproject  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/torproject.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 13 vulnerabilities in Torproject: 0 in the last 7 days and 7 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-77642, was published on 20 August 2026. Nothing was published in the last eight weeks. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 7
- All time: 13 (0 critical, 0 exploited in the wild)

## About Torproject

Non-profit organization that develops and maintains the Tor anonymity network software.

## Latest Torproject vulnerabilities

- [CVE-2026-77642: Tor out-of-bounds write in signature parsing](https://junglewise.ai/threats/cve-2026-77642-tor-out-of-bounds-write-in-signature-parsing) (high, CVSS 7.5, published 20 Aug 2026)
- [CVE-2026-77641: Tor use-after-free in CONFLUX_SWITCH cell handling](https://junglewise.ai/threats/cve-2026-77641-tor-use-after-free-in-conflux-switch-cell-handling) (medium, CVSS 6.5, published 20 Aug 2026)
- [CVE-2026-77640: Tor infinite loop in zlib/gzip decompression](https://junglewise.ai/threats/cve-2026-77640-tor-infinite-loop-in-zlib-gzip-decompression) (low, CVSS 3.7, published 20 Aug 2026)
- [CVE-2026-77639: Tor compression bomb bypass in gzip/zlib stream handling](https://junglewise.ai/threats/cve-2026-77639-tor-compression-bomb-bypass-in-gzip-zlib-stream-handling) (medium, CVSS 5.3, published 20 Aug 2026)
- [CVE-2026-77638: Tor race condition in onion service rendezvous](https://junglewise.ai/threats/cve-2026-77638-tor-race-condition-in-onion-service-rendezvous) (high, CVSS 8.9, published 20 Aug 2026)
- [CVE-2026-77587: Tor use-after-free in conflux object recovery](https://junglewise.ai/threats/cve-2026-77587-tor-use-after-free-in-conflux-object-recovery) (medium, CVSS 5.9, published 20 Aug 2026)
- [CVE-2026-77584: Tor use-after-free in CONFLUX_LINK cell handling](https://junglewise.ai/threats/cve-2026-77584-tor-use-after-free-in-conflux-link-cell-handling) (high, CVSS 7, published 20 Aug 2026)
- [CVE-2026-44603: Tor before 0.4.9.7 has an out-of-bounds read by one byte via a malformed BEGIN cell, aka TROVE-2026-007.](https://junglewise.ai/threats/cve-2026-44603-tor-before-0-4-9-7-has-an-out-of-bounds-read-by-one-byte-via-a) (low, CVSS 3.7, published 7 May 2026)
- [CVE-2026-44602: Tor before 0.4.9.7 has a NULL pointer dereference when a CERT cell is received out of order, aka TROVE-2026-006.](https://junglewise.ai/threats/cve-2026-44602-tor-before-0-4-9-7-has-a-null-pointer-dereference-when-a-cert) (low, CVSS 3.7, published 7 May 2026)
- [CVE-2026-44601: Tor before 0.4.9.7, when circuit queue memory pressure exists, can experience a client crash because of a double close…](https://junglewise.ai/threats/cve-2026-44601-tor-before-0-4-9-7-when-circuit-queue-memory-pressure-exists-can) (low, CVSS 3.7, published 7 May 2026)
- [CVE-2026-44600: Tor before 0.4.9.7 mishandles accounting of the conflux out-of-order queue during the clearing of a queue, aka…](https://junglewise.ai/threats/cve-2026-44600-tor-before-0-4-9-7-mishandles-accounting-of-the-conflux-out-of) (low, CVSS 3.7, published 7 May 2026)
- [CVE-2026-44599: Tor before 0.4.9.7 can attempt or accept BEGIN_DIR via conflux legs, aka TROVE-2026-008.](https://junglewise.ai/threats/cve-2026-44599-tor-before-0-4-9-7-can-attempt-or-accept-begin-dir-via-conflux) (low, CVSS 3.7, published 7 May 2026)
- [CVE-2026-44597: Tor before 0.4.9.7 has an out-of-bounds read when an END, a TRUNCATE, or a TRUNCATED cell lacks a reason in its payload…](https://junglewise.ai/threats/cve-2026-44597-tor-before-0-4-9-7-has-an-out-of-bounds-read-when-an-end-a) (low, CVSS 3.7, published 7 May 2026)

## Most severe Torproject vulnerabilities

- [CVE-2026-77638: Tor race condition in onion service rendezvous](https://junglewise.ai/threats/cve-2026-77638-tor-race-condition-in-onion-service-rendezvous) (high, CVSS 8.9, published 20 Aug 2026)
- [CVE-2026-77642: Tor out-of-bounds write in signature parsing](https://junglewise.ai/threats/cve-2026-77642-tor-out-of-bounds-write-in-signature-parsing) (high, CVSS 7.5, published 20 Aug 2026)
- [CVE-2026-77584: Tor use-after-free in CONFLUX_LINK cell handling](https://junglewise.ai/threats/cve-2026-77584-tor-use-after-free-in-conflux-link-cell-handling) (high, CVSS 7, published 20 Aug 2026)
- [CVE-2026-77641: Tor use-after-free in CONFLUX_SWITCH cell handling](https://junglewise.ai/threats/cve-2026-77641-tor-use-after-free-in-conflux-switch-cell-handling) (medium, CVSS 6.5, published 20 Aug 2026)
- [CVE-2026-77587: Tor use-after-free in conflux object recovery](https://junglewise.ai/threats/cve-2026-77587-tor-use-after-free-in-conflux-object-recovery) (medium, CVSS 5.9, published 20 Aug 2026)
- [CVE-2026-77639: Tor compression bomb bypass in gzip/zlib stream handling](https://junglewise.ai/threats/cve-2026-77639-tor-compression-bomb-bypass-in-gzip-zlib-stream-handling) (medium, CVSS 5.3, published 20 Aug 2026)
- [CVE-2026-44597: Tor before 0.4.9.7 has an out-of-bounds read when an END, a TRUNCATE, or a TRUNCATED cell lacks a reason in its payload…](https://junglewise.ai/threats/cve-2026-44597-tor-before-0-4-9-7-has-an-out-of-bounds-read-when-an-end-a) (low, CVSS 3.7, published 7 May 2026)
- [CVE-2026-77640: Tor infinite loop in zlib/gzip decompression](https://junglewise.ai/threats/cve-2026-77640-tor-infinite-loop-in-zlib-gzip-decompression) (low, CVSS 3.7, published 20 Aug 2026)
- [CVE-2026-44600: Tor before 0.4.9.7 mishandles accounting of the conflux out-of-order queue during the clearing of a queue, aka…](https://junglewise.ai/threats/cve-2026-44600-tor-before-0-4-9-7-mishandles-accounting-of-the-conflux-out-of) (low, CVSS 3.7, published 7 May 2026)
- [CVE-2026-44603: Tor before 0.4.9.7 has an out-of-bounds read by one byte via a malformed BEGIN cell, aka TROVE-2026-007.](https://junglewise.ai/threats/cve-2026-44603-tor-before-0-4-9-7-has-an-out-of-bounds-read-by-one-byte-via-a) (low, CVSS 3.7, published 7 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 7 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Torproject technologies

- [Torproject Tor](https://junglewise.ai/threats/technologies/tor): 14 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Torproject vulnerabilities", https://junglewise.ai/threats/vendors/torproject, 9 November 2026.