CVE-2026-4219
CVE-2026-4219 is a low-severity vulnerability with a CVSS 3.x base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-259.
Key facts
- Severity: Low (CVSS 3.x base score 3.3)
- CVSS v2: 1.7
- CVSS v4: 1.9
- EPSS exploit prediction: 0% (1st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-12353
- Weakness: CWE-259
- Published:
- Last modified:
Description
A flaw has been found in INDEX Conferences & Exhibitions Organization YWF BPOF APGCS App up to 1.0.2 on Android. Affected by this vulnerability is an unknown functionality of the file com/index/event/BuildConfig.java of the component ae.index.apgcs. Executing a manipulation of the argument ACCESS_KEY/HASH_KEY can lead to hard-coded credentials. The attack is restricted to local execution. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Frequently asked questions
- What is CVE-2026-4219?
- A flaw has been found in INDEX Conferences & Exhibitions Organization YWF BPOF APGCS App up to 1.0.2 on Android. Affected by this vulnerability is an unknown functionality of the file com/index/event/BuildConfig.java of the component ae.index.apgcs. Executing a manipulation of the argument ACCESS_KEY/HASH_KEY can lead to hard-coded credentials. The attack is restricted to local execution. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- How severe is CVE-2026-4219?
- CVE-2026-4219 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2026-4219 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-4219?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-4219 have an EU (EUVD) identifier?
- Yes. CVE-2026-4219 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-12353.
- When was CVE-2026-4219 published?
- CVE-2026-4219 was published on 2026-03-16 and last updated on 2026-06-17.
References
- https://vuldb.com/?ctiid.351143
- https://vuldb.com/?id.351143
- https://vuldb.com/?submit.770513
- https://www.notion.so/Authorization-Credentials-in-ae-index-apgcs-Lead-to-Exposure-of-Backend-Secrets-3172de3f97fb8040bc30c5519a742251?source=copy_link
- https://www.notion.so/Authorization-Credentials-in-ae-index-apgcs-Lead-to-Exposure-of-Backend-Secrets-3172de3f97fb8040bc30c5519a742251
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