# Osrg vulnerabilities

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

Junglewise Threat Intelligence has tracked 11 vulnerabilities in Osrg: 0 in the last 7 days and 2 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-49838, was published on 10 September 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: 2
- All time: 11 (0 critical, 0 exploited in the wild)

## About Osrg

An open-source resource group focused on developing networking software and distributed systems.

## Latest Osrg vulnerabilities

- [CVE-2026-49838: osrg GoBGP denial of service via empty AS_PATH attribute](https://junglewise.ai/threats/cve-2026-49838-osrg-gobgp-denial-of-service-via-empty-as-path-attribute) (medium, CVSS 5.9, published 10 Sep 2026)
- [CVE-2026-49837: GoBGP out-of-bounds read in BGP OPEN capability parser](https://junglewise.ai/threats/cve-2026-49837-gobgp-out-of-bounds-read-in-bgp-open-capability-parser) (medium, CVSS 5.9, published 10 Sep 2026)
- [CVE-2026-37462: GoBGP integer underflow in BGPUpdate.DecodeFromBytes](https://junglewise.ai/threats/cve-2026-37462-gobgp-integer-underflow-in-bgpupdate-decodefrombytes) (high, CVSS 7.3, published 3 Jun 2026)
- [CVE-2026-42285: osrg GoBGP nil pointer dereference in AdjRib.Update](https://junglewise.ai/threats/cve-2026-42285-osrg-gobgp-nil-pointer-dereference-in-adjrib-update) (high, CVSS 7.5, published 7 May 2026)
- [CVE-2026-41643: GoBGP has Remote Denial of Service (Panic) in UpdatePathAttrs4ByteAs via Malformed BGP UPDATE](https://junglewise.ai/threats/cve-2026-41643-gobgp-has-remote-denial-of-service-panic-in) (high, CVSS 7.5, published 7 May 2026)
- [CVE-2026-41642: GO-2026-5198 - GoBGP: Remote Denial of Service (Panic) via Malformed Well-known Path Attribute in github.com/osrg/gobgp](https://junglewise.ai/threats/cve-2026-41642-gobgp-has-remote-denial-of-service-panic-via-malformed-well-known) (high, CVSS 7.5, published 7 May 2026)
- [CVE-2026-37461: osrg GoBGP out-of-bounds read and underflow in BGP UPDATE parsing](https://junglewise.ai/threats/cve-2026-37461-osrg-gobgp-out-of-bounds-read-and-underflow-in-bgp-update-parsing) (high, CVSS 7.5, published 4 May 2026)
- [CVE-2026-7737: osrg GoBGP out-of-bounds read in BMP Parser](https://junglewise.ai/threats/cve-2026-7737-osrg-gobgp-out-of-bounds-read-in-bmp-parser) (medium, CVSS 5.3, published 4 May 2026)
- [CVE-2026-7736: GO-2026-5427 - GoBGP has an Integer Underflow Issue in github.com/osrg/gobgp](https://junglewise.ai/threats/cve-2026-7736-gobgp-has-an-integer-underflow-issue) (high, CVSS 7.3, published 4 May 2026)
- [CVE-2026-7735: A vulnerability was found in osrg GoBGP up to 4.3.0. Affected is the function PathAttributeAigp.DecodeFromBytes of the…](https://junglewise.ai/threats/cve-2026-7735-a-vulnerability-was-found-in-osrg-gobgp-up-to-4-3-0-affected-is) (high, CVSS 7.3, published 4 May 2026)
- [CVE-2026-7734: GO-2026-5665 - GoBGP has an Improper Resource Shutdown or Release in github.com/osrg/gobgp](https://junglewise.ai/threats/cve-2026-7734-gobgp-has-an-improper-resource-shutdown-or-release) (medium, CVSS 5.3, published 4 May 2026)

## Most severe Osrg vulnerabilities

- [CVE-2026-42285: osrg GoBGP nil pointer dereference in AdjRib.Update](https://junglewise.ai/threats/cve-2026-42285-osrg-gobgp-nil-pointer-dereference-in-adjrib-update) (high, CVSS 7.5, published 7 May 2026)
- [CVE-2026-37461: osrg GoBGP out-of-bounds read and underflow in BGP UPDATE parsing](https://junglewise.ai/threats/cve-2026-37461-osrg-gobgp-out-of-bounds-read-and-underflow-in-bgp-update-parsing) (high, CVSS 7.5, published 4 May 2026)
- [CVE-2026-41643: GoBGP has Remote Denial of Service (Panic) in UpdatePathAttrs4ByteAs via Malformed BGP UPDATE](https://junglewise.ai/threats/cve-2026-41643-gobgp-has-remote-denial-of-service-panic-in) (high, CVSS 7.5, published 7 May 2026)
- [CVE-2026-41642: GO-2026-5198 - GoBGP: Remote Denial of Service (Panic) via Malformed Well-known Path Attribute in github.com/osrg/gobgp](https://junglewise.ai/threats/cve-2026-41642-gobgp-has-remote-denial-of-service-panic-via-malformed-well-known) (high, CVSS 7.5, published 7 May 2026)
- [CVE-2026-37462: GoBGP integer underflow in BGPUpdate.DecodeFromBytes](https://junglewise.ai/threats/cve-2026-37462-gobgp-integer-underflow-in-bgpupdate-decodefrombytes) (high, CVSS 7.3, published 3 Jun 2026)
- [CVE-2026-7736: GO-2026-5427 - GoBGP has an Integer Underflow Issue in github.com/osrg/gobgp](https://junglewise.ai/threats/cve-2026-7736-gobgp-has-an-integer-underflow-issue) (high, CVSS 7.3, published 4 May 2026)
- [CVE-2026-7735: A vulnerability was found in osrg GoBGP up to 4.3.0. Affected is the function PathAttributeAigp.DecodeFromBytes of the…](https://junglewise.ai/threats/cve-2026-7735-a-vulnerability-was-found-in-osrg-gobgp-up-to-4-3-0-affected-is) (high, CVSS 7.3, published 4 May 2026)
- [CVE-2026-49838: osrg GoBGP denial of service via empty AS_PATH attribute](https://junglewise.ai/threats/cve-2026-49838-osrg-gobgp-denial-of-service-via-empty-as-path-attribute) (medium, CVSS 5.9, published 10 Sep 2026)
- [CVE-2026-49837: GoBGP out-of-bounds read in BGP OPEN capability parser](https://junglewise.ai/threats/cve-2026-49837-gobgp-out-of-bounds-read-in-bgp-open-capability-parser) (medium, CVSS 5.9, published 10 Sep 2026)
- [CVE-2026-7737: osrg GoBGP out-of-bounds read in BMP Parser](https://junglewise.ai/threats/cve-2026-7737-osrg-gobgp-out-of-bounds-read-in-bmp-parser) (medium, CVSS 5.3, published 4 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 2 | 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 |

## Osrg technologies

- [Osrg GoBGP](https://junglewise.ai/threats/technologies/gobgp): 11 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, "Osrg vulnerabilities", https://junglewise.ai/threats/vendors/osrg, 9 November 2026.