CVE-2026-55256
In parsePartHeaders of multiple files, there is a possible persistent denial of service due to...
In parsePartHeaders of multiple files, there is a possible persistent denial of service due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
In parsePartHeaders of multiple files, there is a possible persistent denial of service due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
CVE-2026-55256- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2026-74016
In parsePartHeaders of multiple files, there is a possible persistent denial of service due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
EUVD-2026-74016- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-2ph9-87vp-qq34
In parsePartHeaders of multiple files, there is a possible persistent denial of service due to...
In parsePartHeaders of multiple files, there is a possible persistent denial of service due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
GHSA-2ph9-87vp-qq34- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
In parsePartHeaders of multiple files, there is a possible persistent denial of service due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
CVE-2026-55256- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
OSVASB-A-513581389 No score
In parsePartHeaders of multiple files, there is a possible persistent denial of service due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-513581389- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/developmentAndroid |
17-next:0 up to 17-next:2026-09-01, plus listed versions 17-next |
17-next:2026-09-01 |
platform/frameworks/baseAndroid |
17-next:0 up to 17-next:2026-09-01, plus listed versions 17-next |
17-next:2026-09-01 |
platform/developmentAndroid |
15:0 up to 15:2026-09-01, plus listed versions 15 |
15:2026-09-01 |
platform/frameworks/baseAndroid |
15:0 up to 15:2026-09-01, plus listed versions 15 |
15:2026-09-01 |
platform/developmentAndroid |
16:0 up to 16:2026-09-01, plus listed versions 16 |
16:2026-09-01 |
platform/frameworks/baseAndroid |
16:0 up to 16:2026-09-01, plus listed versions 16 |
16:2026-09-01 |
platform/developmentAndroid |
16-qpr2:0 up to 16-qpr2:2026-09-01, plus listed versions 16-qpr2 |
16-qpr2:2026-09-01 |
platform/frameworks/baseAndroid |
16-qpr2:0 up to 16-qpr2:2026-09-01, plus listed versions 16-qpr2 |
16-qpr2:2026-09-01 |
platform/developmentAndroid |
17:0 up to 17:2026-09-01, plus listed versions 17 |
17:2026-09-01 |
platform/frameworks/baseAndroid |
17:0 up to 17:2026-09-01, plus listed versions 17 |
17:2026-09-01 |
platform/developmentAndroid |
14:0 up to 14:2026-09-01, plus listed versions 14 |
14:2026-09-01 |
platform/frameworks/baseAndroid |
14:0 up to 14:2026-09-01, plus listed versions 14 |
14:2026-09-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-55256 is a medium vulnerability (CVSS 6.5) in Google Android, published September 1, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.33%, the 26th percentile. Fixed in platform/development 17-next:2026-09-01.
References
source.android.com/docs/security/bulletin/2026/2026-09-01
nvd.nist.gov/vuln/detail/CVE-2026-55256
github.com/advisories/GHSA-2ph9-87vp-qq34
android.googlesource.com/platform/development/+/21dbe0e7ba1f29f36c37b60a6e249732f2fff4fa