How severe is CVE-2017-20187?

CVE-2017-20187 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2017-20187 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-20187?

CVE-2017-20187 affects Floriangaerber Magnesium-php. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-20187?

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

When was CVE-2017-20187 published?

CVE-2017-20187 was published on 2023-11-05 and last updated on 2026-06-17.

CVE-2017-20187

CVE-2017-20187 is a low-severity vulnerability in Floriangaerber Magnesium-php with a CVSS 3.x base score of 3.5. 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-74.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
CVSS v2: 2.7
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-74
Affected product: Floriangaerber Magnesium-php
Published: 2023-11-05
Last modified: 2026-06-17

Description

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in Magnesium-PHP up to 0.3.0. It has been classified as problematic. Affected is the function formatEmailString of the file src/Magnesium/Message/Base.php. The manipulation of the argument email/name leads to injection. Upgrading to version 0.3.1 is able to address this issue. The patch is identified as 500d340e1f6421007413cc08a8383475221c2604. It is recommended to upgrade the affected component. VDB-244482 is the identifier assigned to this vulnerability. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Frequently asked questions

What is CVE-2017-20187?: ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in Magnesium-PHP up to 0.3.0. It has been classified as problematic. Affected is the function formatEmailString of the file src/Magnesium/Message/Base.php. The manipulation of the argument email/name leads to injection. Upgrading to version 0.3.1 is able to address this issue. The patch is identified as 500d340e1f6421007413cc08a8383475221c2604. It is recommended to upgrade the affected component. VDB-244482 is the identifier assigned to this vulnerability. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
How severe is CVE-2017-20187?: CVE-2017-20187 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2017-20187 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-20187?: CVE-2017-20187 affects Floriangaerber Magnesium-php. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-20187?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-20187 published?: CVE-2017-20187 was published on 2023-11-05 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:floriangaerber:magnesium-php:*:*:*:*:*:*:*:*

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