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CVE-2023-27115

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt:...

5.5 Medium

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.31%Up 0.3 points since Mar 10, 2023
90%50%10%1%

What each source reports

NVD Score used 5.5

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size.

Record
CVE-2023-27115
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-665
Updated
2026-11-02
CVE List No score

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size.

Record
CVE-2023-27115
Weakness
CWE-665
Updated
2026-11-02
EUVDEUVD-2023-30899 0.0

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size.

Record
EUVD-2023-30899
CVSS
0.0 NoneCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-89r7-5w6c-hqpp 5.5

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt:...

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size.

Record
GHSA-89r7-5w6c-hqpp
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-665
Updated
2026-11-02
OSVDEBIAN-CVE-2023-27115 5.5

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size.

Record
DEBIAN-CVE-2023-27115
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVPYSEC-2023-316 5.5

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size.

Record
PYSEC-2023-316
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2023-27115 5.5

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size.

Record
UBUNTU-CVE-2023-27115
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSV No score

WebAssembly v1.0.29 was discovered to contain a segmentation fault via the component wabt::cat_compute_size.

Record
CVE-2023-27115
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
wabt
Debian:12
 All versions, plus listed versions
1.0.32-11.0.33-11.0.34+dsfg+~cs1.0.32-11.0.34+dsfg2+~cs1.0.32-11.0.34+dsfg2+~cs1.0.32-2
Show 9 moreShow less
1.0.34+dsfg2+~cs1.0.32-31.0.34+dsfg2+~cs1.0.32-41.0.34-11.0.36+dfsg+~cs1.0.36-11.0.36+dfsg+~cs1.0.36-21.0.41+dfsg+~cs1.0.39-11.0.41+dfsg+~cs1.0.39-21.0.42+dfsg+~cs1.0.39-11.0.42+dfsg+~cs1.0.39-2
 None known
wabt
Debian:13
 All versions, plus listed versions
1.0.36+dfsg+~cs1.0.36-21.0.41+dfsg+~cs1.0.39-11.0.41+dfsg+~cs1.0.39-21.0.42+dfsg+~cs1.0.39-11.0.42+dfsg+~cs1.0.39-2
 None known
wabt
Debian:14
 All versions, plus listed versions
1.0.36+dfsg+~cs1.0.36-21.0.41+dfsg+~cs1.0.39-11.0.41+dfsg+~cs1.0.39-21.0.42+dfsg+~cs1.0.39-11.0.42+dfsg+~cs1.0.39-2
 None known
wabt
PyPI
 through 1.0.29, plus listed versions
0.10.1.10.1.2
 None known
wabt
Ubuntu:20.04:LTS
 All versions, plus listed versions
1.0.11-11.0.12-11.0.13-11.0.13-1build1
 None known
wabt
Ubuntu:22.04:LTS
 All versions, plus listed versions
1.0.20-11.0.24-11.0.24-21.0.25-11.0.26-11.0.27-1
 None known
wabt
Ubuntu:24.04:LTS
 All versions, plus listed versions
1.0.33-11.0.34-11.0.34+dsfg2+~cs1.0.32-1ubuntu11.0.34+dsfg2+~cs1.0.32-1ubuntu2
 None known
wabt
Ubuntu:25.10
 All versions, plus listed versions
1.0.34+dsfg2+~cs1.0.32-1ubuntu21.0.36+dfsg+~cs1.0.36-2ubuntu1
 None known
wabt
Ubuntu:26.10
 All versions, plus listed versions
1.0.36+dfsg+~cs1.0.36-2ubuntu11.0.36+dfsg+~cs1.0.36-2ubuntu4
 None known
wabt
Ubuntu:26.04:LTS
 All versions, plus listed versions
1.0.36+dfsg+~cs1.0.36-2ubuntu1
 None known

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

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

In short

CVE-2023-27115 is a medium vulnerability (CVSS 5.5) in Webassembly, published March 10, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 23rd percentile. No source names a fixed version.

References

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