CVE-2025-27155
In-memory stored Cross-site scripting (XSS) vulnerability in pineconesim
Pinecone is an experimental overlay routing protocol suite which is the foundation of the current P2P Matrix demos. The Pinecone Simulator (pineconesim) included in Pinecone up to commit ea4c337 is vulnerable to stored cross-site scripting. The payload storage is not permanent and will be wiped when restarting pineconesim.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
In-memory stored Cross-site scripting (XSS) vulnerability in pineconesim
Pinecone is an experimental overlay routing protocol suite which is the foundation of the current P2P Matrix demos. The Pinecone Simulator (pineconesim) included in Pinecone up to commit ea4c337 is vulnerable to stored cross-site scripting. The payload storage is not permanent and will be wiped when restarting pineconesim.
- Record
CVE-2025-27155- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79, CWE-80
- Updated
- 2026-11-02
EUVDEUVD-2025-7732
Pinecone is an experimental overlay routing protocol suite which is the foundation of the current P2P Matrix demos. The Pinecone Simulator (pineconesim) included in Pinecone up to commit ea4c337 is vulnerable to stored cross-site scripting. The payload storage is not permanent and will be wiped when restarting pineconesim.
- Record
EUVD-2025-7732- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-fr62-mg2q-7wqv
In-memory stored Cross-site scripting (XSS) vulnerability in pineconesim
Impact
The Pinecone Simulator (pineconesim) included in Pinecone up to commit https://github.com/matrix-org/pinecone/commit/ea4c33717fd74ef7d6f49490625a0fa10e3f5bbc is vulnerable to stored cross-site scripting. The payload storage is not permanent and will be wiped when restarting pineconsim.
Patches
Commit https://github.com/matrix-org/pinecone/commit/218b2801995b174085cb1c8fafe2d3aa661f85bd contains the fixes.
Workarounds
N/A
For more information
If you have any questions or comments about this advisory, please email us at security at matrix.org.
- Record
GHSA-fr62-mg2q-7wqv- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79, CWE-80
- Updated
- 2026-11-02
NVD
Pinecone is an experimental overlay routing protocol suite which is the foundation of the current P2P Matrix demos. The Pinecone Simulator (pineconesim) included in Pinecone up to commit ea4c337 is vulnerable to stored cross-site scripting. The payload storage is not permanent and will be wiped when restarting pineconesim.
- Record
CVE-2025-27155- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79, CWE-80
- Updated
- 2026-11-02
OSV
In-memory stored Cross-site scripting (XSS) vulnerability in pineconesim
Pinecone is an experimental overlay routing protocol suite which is the foundation of the current P2P Matrix demos. The Pinecone Simulator (pineconesim) included in Pinecone up to commit ea4c337 is vulnerable to stored cross-site scripting. The payload storage is not permanent and will be wiped when restarting pineconesim.
- Record
CVE-2025-27155- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79, CWE-80
- Updated
- 2026-11-02
OSVGHSA-fr62-mg2q-7wqv
In-memory stored Cross-site scripting (XSS) vulnerability in pineconesim
Impact
The Pinecone Simulator (pineconesim) included in Pinecone up to commit https://github.com/matrix-org/pinecone/commit/ea4c33717fd74ef7d6f49490625a0fa10e3f5bbc is vulnerable to stored cross-site scripting. The payload storage is not permanent and will be wiped when restarting pineconsim.
Patches
Commit https://github.com/matrix-org/pinecone/commit/218b2801995b174085cb1c8fafe2d3aa661f85bd contains the fixes.
Workarounds
N/A
For more information
If you have any questions or comments about this advisory, please email us at security at matrix.org.
- Record
GHSA-fr62-mg2q-7wqv- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79, CWE-80
- Updated
- 2026-11-02
OSVGO-2025-3500 No score
In-memory stored Cross-site scripting (XSS) vulnerability in pineconesim in github.com/matrix-org/pinecone
In-memory stored Cross-site scripting (XSS) vulnerability in pineconesim in github.com/matrix-org/pinecone
- Record
GO-2025-3500- Updated
- 2026-11-02
OSVopenSUSE-SU-2025:14889-1 No score
govulncheck-vulndb-0.0.20250312T181707-1.1 on GA media
These are all security issues fixed in the govulncheck-vulndb-0.0.20250312T181707-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2025:14889-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
github.com/matrix-org/pineconeGo |
through 0.11.0 | None known |
github.com/matrix-org/pineconeGo |
All versions | None known |
govulncheck-vulndbopenSUSE:Tumbleweed From an advisory covering 31 CVEs |
before 0.0.20250312T181707-1.1 | 0.0.20250312T181707-1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-27155 is a medium vulnerability (CVSS 6.1) in Matrix-org Pinecone, published March 4, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 14th percentile. No source names a fixed version.
References
github.com/matrix-org/pinecone/security/advisories/GHSA-fr62-mg2q-7wqv
nvd.nist.gov/vuln/detail/CVE-2025-27155
pkg.go.dev/vuln/GO-2025-3500
Show 32 moreShow less
suse.com/security/cve/CVE-2024-57603