CVE-2024-41962
Bostr Improper Authorization
Bostr is an nostr relay aggregator proxy that acts like a regular nostr relay. bostr let everyone in even having authorized_keys being set when noscraper is set to true. This vulnerability is fixed in 3.0.10.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Bostr Improper Authorization
Bostr is an nostr relay aggregator proxy that acts like a regular nostr relay. bostr let everyone in even having authorized_keys being set when noscraper is set to true. This vulnerability is fixed in 3.0.10.
- Record
CVE-2024-41962- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L - Weakness
- CWE-285
- Updated
- 2026-11-02
EUVDEUVD-2024-2502
Bostr is an nostr relay aggregator proxy that acts like a regular nostr relay. bostr let everyone in even having authorized_keys being set when noscraper is set to true. This vulnerability is fixed in 3.0.10.
- Record
EUVD-2024-2502- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-5cf7-cxrf-mq73
Bostr Improper Authorization vulnerability
Even with authorized_keys is filled with allowed pubkeys, If noscraper is enabled, It will allow anyone to use bouncer even it's pubkey is not in authorized_keys.
Impact
- Private bouncer
Patches
Available on version 3.0.10
Workarounds
Disable noscraper if you have authorized_keys being set in config
References
This line of code is the cause.
- Record
GHSA-5cf7-cxrf-mq73- CVSS 4.0
- 5.1 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N - CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L - Weakness
- CWE-285
- Updated
- 2026-11-02
NVD
Bostr is an nostr relay aggregator proxy that acts like a regular nostr relay. bostr let everyone in even having authorized_keys being set when noscraper is set to true. This vulnerability is fixed in 3.0.10.
- Record
CVE-2024-41962- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L - CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - Weakness
- CWE-285
- Updated
- 2026-11-02
OSV
Bostr Improper Authorization
Bostr is an nostr relay aggregator proxy that acts like a regular nostr relay. bostr let everyone in even having authorized_keys being set when noscraper is set to true. This vulnerability is fixed in 3.0.10.
- Record
CVE-2024-41962- CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L - Weakness
- CWE-285
- Updated
- 2026-11-02
OSVGHSA-5cf7-cxrf-mq73
Bostr Improper Authorization vulnerability
Even with authorized_keys is filled with allowed pubkeys, If noscraper is enabled, It will allow anyone to use bouncer even it's pubkey is not in authorized_keys.
Impact
- Private bouncer
Patches
Available on version 3.0.10
Workarounds
Disable noscraper if you have authorized_keys being set in config
References
This line of code is the cause.
- Record
GHSA-5cf7-cxrf-mq73- CVSS 4.0
- 5.1 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N - CVSS 3.1
- 4.6 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L - Weakness
- CWE-285
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
bostrnpm |
before 3.0.10 | 3.0.10 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-41962 is a medium vulnerability (CVSS 4.6) in Yonle Bostr, published August 1, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 22nd percentile. Fixed in bostr 3.0.10.
References
github.com/Yonle/bostr/security/advisories/GHSA-5cf7-cxrf-mq73
nvd.nist.gov/vuln/detail/CVE-2024-41962