How severe is CVE-2017-18016?

CVE-2017-18016 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2017-18016 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-18016?

CVE-2017-18016 affects Parity Browser. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-18016?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-18016 published?

CVE-2017-18016 was published on 2018-01-11 and last updated on 2026-06-17.

CVE-2017-18016

CVE-2017-18016 is a medium-severity vulnerability in Parity Browser with a CVSS 3.x base score of 5.3. 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-346.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 5% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-346
Affected product: Parity Browser
Published: 2018-01-11
Last modified: 2026-06-17

Description

Parity Browser 1.6.10 and earlier allows remote attackers to bypass the Same Origin Policy and obtain sensitive information by requesting other websites via the Parity web proxy engine (reusing the current website's token, which is not bound to an origin).

Frequently asked questions

What is CVE-2017-18016?: Parity Browser 1.6.10 and earlier allows remote attackers to bypass the Same Origin Policy and obtain sensitive information by requesting other websites via the Parity web proxy engine (reusing the current website's token, which is not bound to an origin).
How severe is CVE-2017-18016?: CVE-2017-18016 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2017-18016 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-18016?: CVE-2017-18016 affects Parity Browser. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-18016?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-18016 published?: CVE-2017-18016 was published on 2018-01-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:parity:browser:1.6.10:*:*:*:*:*:*:*

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