CVE-2025-4516
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2025-4516
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-4516.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2025-4516
- Aliases
- Downstream
- Related
- Published
- 2025-05-15T14:15:31Z
- Modified
- 2025-10-22T18:26:49.270072Z
- Severity
-
- 5.9 (Medium) CVSS_V4 - CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator
- Summary
- [none]
- Details
-
There is an issue in CPython when using
bytes.decode("unicode_escape", error="ignore|replace"). If you are not using the "unicode_escape" encoding or an error handler your usage is not affected. To work-around this issue you may stop using the error= handler and instead wrap the bytes.decode() call in a try-except catching the DecodeError. - References
-
- https://github.com/python/cpython/commit/4398b788ffc1f954a2c552da285477d42a571292
- https://github.com/python/cpython/commit/6279eb8c076d89d3739a6edb393e43c7929b429d
- https://github.com/python/cpython/commit/69b4387f78f413e8c47572a85b3478c47eba8142
- https://github.com/python/cpython/commit/73b3040f592436385007918887b7e2132aa8431f
- https://github.com/python/cpython/commit/8d35fd1b34935221aff23a1ab69a429dd156be77
- https://github.com/python/cpython/commit/9f69a58623bd01349a18ba0c7a9cb1dad6a51e8e
- https://github.com/python/cpython/commit/ab9893c40609935e0d40a6d2a7307ea51aec598b
- https://github.com/python/cpython/pull/129648
- https://github.com/python/cpython/issues/133767
- https://mail.python.org/archives/list/security-announce@python.org/thread/L75IPBBTSCYEF56I2M4KIW353BB3AY74/
- http://www.openwall.com/lists/oss-security/2025/05/16/4
- http://www.openwall.com/lists/oss-security/2025/05/19/1
Affected packages
Git / github.com/python/cpython
Affected ranges
- Type
- GIT
- Repo
- https://github.com/python/cpython
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixedFixedFixedFixedFixedFixedFixed
Affected versions
2.*
2.5
3.*
3.2
v0.*
v0.9.8
v0.9.9
v1.*
v1.0.1
v1.0.2
v1.1
v1.1.1
v1.2
v1.2b1
v1.2b2
v1.2b3
v1.2b4
v1.3
v1.3b1
v1.4
v1.4b1
v1.4b2
v1.4b3
v1.5
v1.5.1
v1.5.2
v1.5.2a1
v1.5.2a2
v1.5.2b1
v1.5.2b2
v1.5.2c1
v1.5a1
v1.5a2
v1.5a3
v1.5a4
v1.5b1
v1.5b2
v1.6a1
v1.6a2
v2.*
v2.0
v2.0b1
v2.0b2
v2.0c1
v2.1
v2.1a1
v2.1a2
v2.1b1
v2.1b2
v2.1c1
v2.1c2
v2.2a3
v2.3c1
v2.3c2
v2.4
v2.4a1
v2.4a2
v2.4a3
v2.4b1
v2.4b2
v2.4c1
v2.5
v2.5.1
v2.5.1c1
v2.5.2
v2.5.2c1
v2.5.3
v2.5.3c1
v2.5.4
v2.5.5
v2.5.5c1
v2.5.5c2
v2.5.6
v2.5.6c1
v2.5a0
v2.5a1
v2.5a2
v2.5b1
v2.5b2
v2.5b3
v2.5c1
v2.5c2
v2.6
v2.6.1
v2.6.2
v2.6.2c1
v2.6.3
v2.6.3rc1
v2.6.4
v2.6.4rc1
v2.6.4rc2
v2.6.5
v2.6.5rc1
v2.6.5rc2
v2.6.6
v2.6.6rc1
v2.6.6rc2
v2.6.7
v2.6.8
v2.6.8rc1
v2.6.8rc2
v2.6a1
v2.6a2
v2.6a3
v2.6b1
v2.6b2
v2.6b3
v2.6rc1
v2.6rc2
v2.7
v2.7.1
v2.7.1rc1
v2.7.2
v2.7.2rc1
v2.7.3
v2.7.3rc1
v2.7.3rc2
v2.7.4rc1
v2.7a1
v2.7a2
v2.7a3
v2.7a4
v2.7b1
v2.7b2
v2.7rc1
v2.7rc2
v3.*
v3.0a1
v3.0a2
v3.0a3
v3.0a4
v3.0a5
v3.0b1
v3.0b2
v3.0b3
v3.0rc1
v3.0rc2
v3.0rc3
v3.1
v3.1.1
v3.1.1rc1
v3.1.2
v3.1.2rc1
v3.1.3
v3.1.3rc1
v3.1.4
v3.1.4rc1
v3.1.5
v3.1.5rc1
v3.1.5rc2
v3.10.0
v3.10.0a1
v3.10.0a2
v3.10.0a3
v3.10.0a4
v3.10.0a5
v3.10.0a6
v3.10.0a7
v3.10.0b1
v3.10.0b2
v3.10.0b3
v3.10.0b4
v3.10.0rc1
v3.10.0rc2
v3.10.1
v3.10.10
v3.10.11
v3.10.12
v3.10.13
v3.10.14
v3.10.15
v3.10.16
v3.10.17
v3.10.2
v3.10.3
v3.10.4
v3.10.5
v3.10.6
v3.10.7
v3.10.8
v3.10.9
v3.11.0
v3.11.0a1
v3.11.0a2
v3.11.0a3
v3.11.0a4
v3.11.0a5
v3.11.0a6
v3.11.0a7
v3.11.0b1
v3.11.0b2
v3.11.0b3
v3.11.0b4
v3.11.0b5
v3.11.0rc1
v3.11.0rc2
v3.11.1
v3.11.10
v3.11.11
v3.11.12
v3.11.2
v3.11.3
v3.11.4
v3.11.5
v3.11.6
v3.11.7
v3.11.8
v3.11.9
v3.12.0
v3.12.0a1
v3.12.0a2
v3.12.0a3
v3.12.0a4
v3.12.0a5
v3.12.0a6
v3.12.0a7
v3.12.0b1
v3.12.0b2
v3.12.0b3
v3.12.0b4
v3.12.0rc1
v3.12.0rc2
v3.12.0rc3
v3.12.1
v3.12.10
v3.12.2
v3.12.3
v3.12.4
v3.12.5
v3.12.6
v3.12.7
v3.12.8
v3.12.9
v3.13.0
v3.13.0a1
v3.13.0a2
v3.13.0a3
v3.13.0a4
v3.13.0a5
v3.13.0a6
v3.13.0b1
v3.13.0b2
v3.13.0b3
v3.13.0b4
v3.13.0rc1
v3.13.0rc2
v3.13.0rc3
v3.13.1
v3.13.2
v3.13.3
v3.14.0a1
v3.14.0a2
v3.14.0a3
v3.14.0a4
v3.14.0a5
v3.14.0a6
v3.14.0a7
v3.14.0b1
v3.1a1
v3.1a2
v3.1b1
v3.1rc1
v3.1rc2
v3.2
v3.2.1
v3.2.1b1
v3.2.1rc1
v3.2.1rc2
v3.2.2
v3.2.2rc1
v3.2.3
v3.2.3rc1
v3.2.3rc2
v3.2.4
v3.2.4rc1
v3.2.5
v3.2.6
v3.2.6rc1
v3.2a1
v3.2a2
v3.2a3
v3.2a4
v3.2b1
v3.2b2
v3.2rc1
v3.2rc2
v3.2rc3
v3.3.0
v3.3.0a1
v3.3.0a2
v3.3.0a3
v3.3.0a4
v3.3.0b1
v3.3.0b2
v3.3.0rc1
v3.3.0rc2
v3.3.0rc3
v3.3.1
v3.3.1rc1
v3.3.2
v3.3.3
v3.3.3rc1
v3.3.3rc2
v3.3.4
v3.3.4rc1
v3.3.5
v3.3.5rc1
v3.3.5rc2
v3.3.6
v3.3.6rc1
v3.4.0
v3.4.0a1
v3.4.0a2
v3.4.0a3
v3.4.0a4
v3.4.0b1
v3.4.0b2
v3.4.0b3
v3.4.0rc1
v3.4.0rc2
v3.4.0rc3
v3.4.1
v3.4.1rc1
v3.4.2
v3.4.2rc1
v3.4.3
v3.4.3rc1
v3.4.4
v3.4.4rc1
v3.4.5
v3.4.5rc1
v3.4.6
v3.4.6rc1
v3.5.0
v3.5.0a1
v3.5.0a2
v3.5.0a3
v3.5.0a4
v3.5.0b1
v3.5.0b2
v3.5.0b3
v3.5.0b4
v3.5.0rc1
v3.5.0rc2
v3.5.0rc3
v3.5.0rc4
v3.5.1
v3.5.1rc1
v3.5.2
v3.5.2rc1
v3.5.3
v3.5.3rc1
v3.6.0
v3.6.0a1
v3.6.0a2
v3.6.0a3
v3.6.0a4
v3.6.0b1
v3.6.0b2
v3.6.0b3
v3.6.0b4
v3.6.0rc1
v3.6.0rc2
v3.7.0a1
v3.7.0a2
v3.7.0a3
v3.7.0a4
v3.8.0a1
v3.8.0a2
v3.8.0a3
v3.8.0a4
v3.8.0b1
v3.9.0
v3.9.0a1
v3.9.0a2
v3.9.0a3
v3.9.0a4
v3.9.0a5
v3.9.0a6
v3.9.0b1
v3.9.0b2
v3.9.0b3
v3.9.0b4
v3.9.0b5
v3.9.0rc1
v3.9.0rc2
v3.9.1
v3.9.10
v3.9.11
v3.9.12
v3.9.13
v3.9.14
v3.9.15
v3.9.16
v3.9.17
v3.9.18
v3.9.19
v3.9.1rc1
v3.9.2
v3.9.20
v3.9.21
v3.9.22
v3.9.2rc1
v3.9.3
v3.9.4
v3.9.5
v3.9.6
v3.9.7
v3.9.8
v3.9.9
Database specific
vanir_signatures
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},
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"deprecated": false,
"digest": {
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"length": 2285.0
},
"id": "CVE-2025-4516-016fef12",
"signature_version": "v1"
},
{
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"deprecated": false,
"digest": {
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},
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"deprecated": false,
"digest": {
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},
"id": "CVE-2025-4516-1096c13d",
"signature_version": "v1"
},
{
"source": "https://github.com/python/cpython/commit/8d35fd1b34935221aff23a1ab69a429dd156be77",
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{
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"id": "CVE-2025-4516-11b6eb36",
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},
{
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"digest": {
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"id": "CVE-2025-4516-11bb2d43",
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{
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{
"source": "https://github.com/python/cpython/commit/8d35fd1b34935221aff23a1ab69a429dd156be77",
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],
"threshold": 0.9
},
"id": "CVE-2025-4516-fe6ba64c",
"signature_version": "v1"
}
]