How severe is CVE-2021-25648?

CVE-2021-25648 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-25648 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25648?

CVE-2021-25648 primarily affects Testes-codigo Testes De Codigo. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-25648?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-25648 published?

CVE-2021-25648 was published on 2021-02-16 and last updated on 2026-06-17.

CVE-2021-25648

CVE-2021-25648 is a critical-severity vulnerability in Testes-codigo Testes De Codigo with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Testes-codigo Testes De Codigo
Published: 2021-02-16
Last modified: 2026-06-17

Description

Mobile application "Testes de Codigo" 11.4 and prior allows an attacker to gain access to the administrative interface and premium features by tampering the boolean value of parameters "isAdmin" and "isPremium" located on device storage.

Frequently asked questions

What is CVE-2021-25648?: Mobile application "Testes de Codigo" 11.4 and prior allows an attacker to gain access to the administrative interface and premium features by tampering the boolean value of parameters "isAdmin" and "isPremium" located on device storage.
How severe is CVE-2021-25648?: CVE-2021-25648 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-25648 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25648?: CVE-2021-25648 primarily affects Testes-codigo Testes De Codigo. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-25648?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-25648 published?: CVE-2021-25648 was published on 2021-02-16 and last updated on 2026-06-17.

References

https://vrls.ws/posts/2021/02/cve-2021-25648-mobile-application-testes-de-codigo-privilege-escalation/

Affected products (2)

cpe:2.3:a:testes-codigo:testes_de_codigo:*:*:*:*:*:android:*:*
cpe:2.3:a:testes-codigo:testes_de_codigo:*:*:*:*:*:iphone_os:*:*

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CVE-2021-25647 — Medium (CVSS 5.4): Mobile application "Testes de Codigo" v11.3 and prior allows stored XSS by injecting a payload in the "feedback"…

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