TI-2019-13468 Aliases CVE-2019-18624 GHSA-xm93-639c-r743

Opera Mini for Android allows attackers to bypass intended restrictions on .apk file…

MEDIUM 45Published 2019-10-29 · Updated 2024-08-05

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

Opera Mini for Android allows attackers to bypass intended restrictions on .apk file download/installation via an RTLO (aka Right to Left Override) approach, as demonstrated by misinterpretation of malicious%E2%80%AEtxt.apk as maliciouskpa.txt. This affects 44.1.2254.142553, 44.1.2254.142659, and 44.1.2254.143214.

Why it matters now

EPSS 0.01407 72nd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPE	Versions	Role	Vendor
cpe:2.3:a:opera:mini:44.1.2254.142553:::::android::	44.1.2254.142553	Vulnerable	Opera
cpe:2.3:a:opera:mini:44.1.2254.142659:::::android::	44.1.2254.142659	Vulnerable	Opera
cpe:2.3:a:opera:mini:44.1.2254.143214:::::android::	44.1.2254.143214	Vulnerable	Opera

cpe:2.3:a:opera:mini:44.1.2254.142553:*:*:*:*:android:*:* Versions 44.1.2254.142553 Vulnerable ·Opera
cpe:2.3:a:opera:mini:44.1.2254.142659:*:*:*:*:android:*:* Versions 44.1.2254.142659 Vulnerable ·Opera
cpe:2.3:a:opera:mini:44.1.2254.143214:*:*:*:*:android:*:* Versions 44.1.2254.143214 Vulnerable ·Opera

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2019-18624
2026-10-03 Alias added: GHSA-xm93-639c-r743

References

Exploit 1

http://firstsight.me/2019/10/illegal-rendered-at-download-feature-in-several-apps-including-opera-mini-that-lead-to-extension-manipulation-with-rtlo/

Other 1

https://medium.com/%40YoKoKho/illegal-rendered-at-download-feature-in-opera-mini-that-lead-to-extension-manipulation-with-rtlo-685bf2d77d51

TI-2019-10225 The Opera Mini application through 16.0.14 for iOS has a UXSS vulnerability that can be… CVSS 3.0MEDIUM 6.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences