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Fencer Intel
high 7.5

CVE-2025-25500 json

CosmWasm Allows Bypass of Capability Restrictions in Blockchains

published last yr. modified 4mo ago also EUVD-2025-7225 , GHSA-cg8r-jwg7-r2x4

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
0
none known

Summary

An issue in CosmWasm prior to v2.2.0 allows attackers to bypass capability restrictions in blockchains by exploiting a lack of runtime capability validation. This allows attackers to deploy a contract without capability enforcement, and execute unauthorized actions on the blockchain.

Patch / fix

  • crates.io cosmwasm 2.2.0
  • cosmwasm cosmwasm 2.2.0

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CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
last yr.

Exploit prediction

0.80% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • gist.github.com https://gist.github.com/H3T76/8096a6ff9410f3a6d9a25db1a68ae657#file-cve-2025-25500 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
GitHub 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected packages

ecosystem package affected fixed in
crates.io cosmwasm
<2.2.0
2.2.0

Classification

Weakness
  • CWE-284 Improper Access Control
  • CWE-306 Missing Authentication for Critical Functionality
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.