Minimal Price in GraphQl is incorrect when special_to_date & special_from_date are not used in query

[lewisvoncken]

Preconditions (*)

1. Magento 2.3.6

Steps to reproduce (*)

1. Create a simple product
2. Fill in the special_to_date and special_from_date with a date in the past
3. Set the default price 10 and the sales price to 5
4. use the following GraphQl query to retrieve product Details

query productDetail($urlKey: String) {
    productDetail: products(filter: {url_key: {eq: $urlKey}}) {
        items {
            __typename
            description {
                html
                __typename
            }

            short_description {
                html
                __typename
            }
            id
            media_gallery_entries {
                label
                position
                disabled
                file
                video_content {
                    media_type
                    video_description
                    video_metadata
                    video_provider
                    video_title
                    video_url
                    __typename
                }
                __typename
            }
            product_specifications {
                label
                value
                __typename
            }
            meta_description
            name
            price_range {
                maximum_price {
                    final_price {
                        currency
                        value
                        __typename
                    }
                    __typename
                }
                minimum_price {
                    regular_price {
                        value
                        currency
                        __typename
                    }
                    final_price {
                        currency
                        value
                        __typename
                    }
                    __typename
                }
                __typename
            }
            price_tiers {
                quantity
                final_price {
                    currency
                    value
                    __typename
                }
                discount {
                    percent_off
                    __typename
                }
                __typename
            }
            sku
            small_image {
                url
                __typename
            }
            url_key
        }
    }
}

Expected result (*)

"price_range": {
                        "maximum_price": {
                            "final_price": {
                                "currency": "EUR",
                                "value": 10,
                                "__typename": "Money"
                            },
                            "__typename": "ProductPrice"
                        },
                        "minimum_price": {
                            "regular_price": {
                                "value": 10,
                                "currency": "EUR",
                                "__typename": "Money"
                            },
                            "final_price": {
                                "currency": "EUR",
                                "value": 10,
                                "__typename": "Money"
                            },
                            "__typename": "ProductPrice"
                        },
                        "__typename": "PriceRange"
                    },

Actual result (*)

"price_range": {
                        "maximum_price": {
                            "final_price": {
                                "currency": "EUR",
                                "value": 5,
                                "__typename": "Money"
                            },
                            "__typename": "ProductPrice"
                        },
                        "minimum_price": {
                            "regular_price": {
                                "value": 10
                                "currency": "EUR",
                                "__typename": "Money"
                            },
                            "final_price": {
                                "currency": "EUR",
                                "value": 5,
                                "__typename": "Money"
                            },
                            "__typename": "ProductPrice"
                        },
                        "__typename": "PriceRange"
                    },

NOTE:

When you do add special_to_date and special_from date to the query then it will give the correct result

---

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• Severity: S1 - Affects critical data or functionality and forces users to employ a workaround.
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[m2-assistant]

Hi @lewisvoncken. Thank you for your report.
To help us process this issue please make sure that you provided the following information:

• Summary of the issue
• Information on your environment
• Steps to reproduce
• Expected and actual results

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[lewisvoncken]

@magento I am working on this

[eduard13]

Hi @lewisvoncken, thank you for reporting this issue, but it seems to be already reported in #29631.
Closing this as duplicate.