CVE-2023-50966

erlang-jose vulnerable to denial of service via large p2c value

5.3 MediumFix available

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: Low

Exploit likelihood

0.89%Up 0.8 points since Mar 20, 2024

What each source reports

CVE List Score used 5.3

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Record: CVE-2023-50966
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-400
Updated: 2026-11-02

EUVDEUVD-2024-0885 5.3

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Record: EUVD-2024-0885
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-03

GitHub AdvisoriesGHSA-9mg4-v392-8j68 5.3

erlang-jose vulnerable to denial of service via large p2c value

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Record: GHSA-9mg4-v392-8j68
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-400
Updated: 2026-11-02

NVD 5.3

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Record: CVE-2023-50966
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-400
Updated: 2026-11-02

OSV 5.3

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Record: CVE-2023-50966
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-02

OSVDEBIAN-CVE-2023-50966 5.3

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Record: DEBIAN-CVE-2023-50966
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-02

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OSVGHSA-9mg4-v392-8j68 5.3

erlang-jose vulnerable to denial of service via large p2c value

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Record: GHSA-9mg4-v392-8j68
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-400
Updated: 2026-11-02

OSVUBUNTU-CVE-2023-50966 5.3

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Record: UBUNTU-CVE-2023-50966
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-02

OSVAZL-39719 No score

CVE-2023-50966 affecting package rabbitmq-server for versions less than 3.13.7-1

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Record: AZL-39719
Updated: 2026-11-02

OSVAZL-39857 No score

CVE-2023-50966 affecting package rabbitmq-server for versions less than 3.11.24-2

erlang-jose (aka JOSE for Erlang and Elixir) through 1.11.6 allow attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value in a JOSE header.

Record: AZL-39857
Updated: 2026-11-02

Affected products

potatosalad erlang-jose

Affected packages

Affected packages
Package	Affected	Fixed
`jose` Hex	before 1.11.7	1.11.7
`rabbitmq-server` Azure Linux:3	before 3.13.7-1	3.13.7-1
`rabbitmq-server` Azure Linux:2	before 3.11.24-2	3.11.24-2
`erlang-jose` Debian:12	All versions, plus listed versions 1.11.10-11.11.10-1~bpo12+11.11.12-11.11.12-1.11.11.12-2 Show 6 moreShow less 1.11.12-2~bpo13+11.11.12-31.11.12-3~bpo13+11.11.5-11.11.6-11.11.6-1~bpo12+1	None known
`erlang-jose` Debian:13	before 1.11.10-1	1.11.10-1
`erlang-jose` Debian:14	before 1.11.10-1	1.11.10-1
`jose` Hex	before 1.11.7, plus listed versions 1.0.01.0.11.1.01.1.11.1.2 Show 35 moreShow less 1.1.31.10.01.10.11.11.01.11.11.11.21.11.41.11.51.11.61.2.01.3.01.4.01.4.11.4.21.5.01.5.11.5.21.6.01.6.11.7.01.7.11.7.21.7.31.7.41.7.51.7.61.7.71.7.81.7.91.8.01.8.11.8.21.8.31.8.41.9.0	1.11.7
`erlang-jose` Ubuntu:18.04:LTS	All versions, plus listed versions 1.8.4-11.8.4-2	None known
`erlang-jose` Ubuntu:20.04:LTS	All versions, plus listed versions 1.9.0-21.10.1-1	None known
`erlang-jose` Ubuntu:22.04:LTS	All versions, plus listed versions 1.11.1-31.11.2-11.11.2-2	None known

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Affected packages
Package	Affected	Fixed
`erlang-jose` Ubuntu:24.04:LTS	All versions, plus listed versions 1.11.5-11.11.6-1	None known
`erlang-jose` Ubuntu:25.10	All versions, plus listed versions 1.11.10-1	None known
`erlang-jose` Ubuntu:26.10	All versions, plus listed versions 1.11.12-11.11.12-1.1	None known
`erlang-jose` Ubuntu:26.04:LTS	All versions, plus listed versions 1.11.10-11.11.10-1build11.11.12-1	None known

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-50966 is a medium vulnerability (CVSS 5.3) in Potatosalad Erlang-jose, published March 19, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.89%, the 59th percentile. Fixed in jose 1.11.7.

References

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