Chess Play and Learn App com.chess AndroidManifest.xml backup
Summary
| CVE | CVE-2026-13514 |
|---|---|
| State | PUBLISHED |
| Assigner | VulDB |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-06-29 00:16:47 UTC |
| Updated | 2026-06-29 18:46:31 UTC |
| Description | A weakness has been identified in Chess Play and Learn App up to 4.9.42 on Android. This issue affects some unknown processing of the file AndroidManifest.xml of the component com.chess. This manipulation causes exposure of backup file to an unauthorized control sphere. It is feasible to perform the attack on the physical device. The exploit has been made available to the public and could be used for attacks. Upgrading the affected component is advised. The vendor was informed early about this issue. They confirmed the existence and that they will address it. Furthermore, they explain that their bug bounty "explicitly excludes physical-access attacks". However, they appreciate the quality of the report and aim at making a goodwill payment to the researcher. |
Risk And Classification
Primary CVSS: v4.0 0.9 LOW from [email protected]
CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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
EPSS: 0.001330000 probability, percentile 0.031580000 (date 2026-06-30)
Problem Types: CWE-285 | CWE-530 | CWE-530 Exposure of Backup File to an Unauthorized Control Sphere | CWE-285 Improper Authorization
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 0.9 | LOW | CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/C... |
| 4.0 | CNA | DECLARED | 2.4 | LOW | CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P |
| 3.1 | [email protected] | Secondary | 2.4 | LOW | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| 3.1 | CNA | DECLARED | 2.4 | LOW | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C |
| 3.0 | CNA | DECLARED | 2.4 | LOW | CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C |
| 2.0 | [email protected] | Secondary | 2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N | |
| 2.0 | CNA | DECLARED | 2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:OF/RC:C |
CVSS v4.0 Breakdown
Attack Vector
PhysicalAttack Complexity
LowAttack Requirements
NonePrivileges Required
NoneUser Interaction
NoneConfidentiality
LowIntegrity
NoneAvailability
NoneSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/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 v3.1 Breakdown
Attack Vector
PhysicalAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
LowIntegrity
NoneAvailability
NoneCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v3.0 Breakdown
Attack Vector
PhysicalAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
LowIntegrity
NoneAvailability
NoneCVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Chess | Play And Learn App | affected 4.9.0 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.1 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.2 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.3 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.4 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.5 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.6 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.7 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.8 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.9 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.10 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.11 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.12 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.13 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.14 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.15 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.16 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.17 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.18 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.19 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.20 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.21 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.22 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.23 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.24 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.25 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.26 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.27 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.28 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.29 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.30 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.31 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.32 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.33 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.34 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.35 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.36 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.37 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.38 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.39 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.40 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.41 | Not specified |
| CNA | Chess | Play And Learn App | affected 4.9.42 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| vuldb.com/vuln/374522 | [email protected] | vuldb.com | |
| vuldb.com/cve/CVE-2026-13514 | [email protected] | vuldb.com | |
| vuldb.com/vuln/374522/cti | [email protected] | vuldb.com | |
| vuldb.com/submit/838880 | [email protected] | vuldb.com | |
| github.com/honestcorrupt/CHESS.COM-CVE-REQUEST | [email protected] | github.com | |
| play.google.com/store/apps/details | [email protected] | play.google.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: honest_corrupt (VulDB User) (en)
CNA: VulDB CNA Team (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2026-06-28T00:00:00.000Z | Advisory disclosed |
| CNA | 2026-06-28T02:00:00.000Z | VulDB entry created |
| CNA | 2026-06-28T08:46:19.000Z | VulDB entry last update |
There are currently no legacy QID mappings associated with this CVE.