kLOsk adloop write.py _validate_urls server-side request forgery

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-15525
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-13 03:16:16 UTC
Updated2026-07-13 16:57:56 UTC
DescriptionA vulnerability was detected in kLOsk adloop up to 0.9.0. This vulnerability affects the function _validate_urls of the file src/adloop/ads/write.py. Performing a manipulation of the argument final_url results in server-side request forgery. The attack may be initiated remotely. The exploit is now public and may be used. Upgrading to version 0.10.0 is able to resolve this issue. The patch is named 217399723e3a2fb39389e5355d49ed80aaf9ea7c. Upgrading the affected component is advised.

Risk And Classification

Primary CVSS: v4.0 2.1 LOW from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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: 0.002140000 probability, percentile 0.118070000 (date 2026-07-14)

Problem Types: CWE-918 | CWE-918 Server-Side Request Forgery

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary2.1LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED5.3MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
3.1[email protected]Secondary6.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
3.1CNADECLARED6.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
3.0CNADECLARED6.3MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C
2.0[email protected]Secondary6.5AV:N/AC:L/Au:S/C:P/I:P/A:P
2.0CNADECLARED6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA KLOsk Adloop affected 0.1 Not specified
CNA KLOsk Adloop affected 0.2 Not specified
CNA KLOsk Adloop affected 0.3 Not specified
CNA KLOsk Adloop affected 0.4 Not specified
CNA KLOsk Adloop affected 0.5 Not specified
CNA KLOsk Adloop affected 0.6 Not specified
CNA KLOsk Adloop affected 0.7 Not specified
CNA KLOsk Adloop affected 0.8 Not specified
CNA KLOsk Adloop affected 0.9.0 Not specified
CNA KLOsk Adloop unaffected 0.10.0 Not specified

References

ReferenceSourceLinkTags
github.com/kLOsk/adloop/issues/41 [email protected] github.com
github.com/kLOsk/adloop [email protected] github.com
github.com/kLOsk/adloop/commit/217399723e3a2fb39389e5355d49ed80aaf9ea7c [email protected] github.com
vuldb.com/cve/CVE-2026-15525 [email protected] vuldb.com
vuldb.com/submit/854528 [email protected] vuldb.com
github.com/kLOsk/adloop/releases/tag/v0.10.0 [email protected] github.com
vuldb.com/vuln/377854 [email protected] vuldb.com
vuldb.com/vuln/377854/cti [email protected] vuldb.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: Mcfly_Zhang (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-07-12T00:00:00.000ZAdvisory disclosed
CNA2026-07-12T02:00:00.000ZVulDB entry created
CNA2026-07-12T14:11:19.000ZVulDB entry last update

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