Apache Software Foundation Apache Solr

Name: Apache Software Foundation Apache Solr
Brand: Apache Software Foundation

productEU

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

by severity

5critical10high4medium0low

updated 2026-10-27

vulnerabilities (24)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2021-27905US	critical9.8	93.1% (100th)	Exploit	8.8.2	2021-04-13	Apache Solr → 8.8.2
CVE-2024-45216US	—OT elevated	92.7% (100th)	Exploit	8.11.4	2024-10-16	2 versions
CVE-2023-50386US	high8.8	83.7% (100th)	Exploit	9.4.1	2024-02-09	2 versions
CVE-2019-0192US	critical9.8	78.2% (100th)	Exploit	no fix	2019-03-07	≤ Apache Solr 5.0.0 to 5.5.5 and 6.0.0 to 6.6.5
CVE-2017-3164US	high7.5	19.4% (97th)	Exploit	no fix	2019-03-08	≤ Apache Solr 1.3.0 to 1.4.1, 3.1.0 to 3.6.2, 4.0.0 to 4.10.4, 5.0.0 to 5.5.5, 6.0.0 to 6.6.5, 7.0.0 to 7.6.0
CVE-2026-44825US	critical9.8OT high	3.92% (90th)	Exploit	no fix	2026-06-01	2 versions
CVE-2026-22444US	—	0.69% (52nd)	Exploit	no fix	2026-01-21	≤ 8.6 ≤9.10.0
CVE-2023-50290US	medium6.5	68.4% (99th)	—	9.3.0	2024-01-15	9.0.0 → 9.3.0
CVE-2024-52012US	—	40.9% (99th)	—	no fix	2025-01-27	≤ 6.6 ≤9.7.0
CVE-2018-1308US	high7.5	20.8% (98th)	—	no fix	2018-04-09	2 versions
CVE-2018-8026US	medium5.5	9.03% (95th)	—	no fix	2018-07-05	2 versions
CVE-2021-29262US	high7.5	6.72% (94th)	—	8.8.2	2021-04-13	Apache Solr → 8.8.2
CVE-2017-3163US	high7.5	6.56% (94th)	—	no fix	2017-08-30	2 versions
CVE-2017-7660US	high7.5	5.63% (93rd)	—	no fix	2017-07-07	2 versions
CVE-2021-44548US	critical9.8	5.23% (92nd)	—	8.11.1	2021-12-23	unspecified → 8.11.1
CVE-2021-29943US	critical9.1OT elevated	4.67% (92nd)	—	8.8.2	2021-04-13	Apache Solr → 8.8.2
CVE-2018-8010US	medium5.5	3.78% (90th)	—	no fix	2018-05-21	≤ Apache Solr 6.0.0 to 6.6.3, 7.0.0 to 7.3.0
CVE-2023-50291US	high7.5	3.28% (88th)	—	9.3.0	2024-02-09	2 versions
CVE-2023-50292US	high7.5	3.02% (87th)	—	9.3.0	2024-02-09	2 versions
CVE-2017-9803US	high7.5	2.19% (82nd)	—	no fix	2017-09-18	≤ 6.2.0 to 6.6.0
CVE-2023-50298US	high7.5	1.56% (75th)	—	9.4.1	2024-02-09	2 versions
CVE-2025-24814US	medium5.5	1.17% (67th)	—	no fix	2025-01-27	≤ 0 ≤9.7
CVE-2024-45217US	—OT elevated	0.74% (54th)	—	8.11.4	2024-10-16	2 versions
CVE-2026-22022US	—	0.58% (47th)	—	no fix	2026-01-21	≤ 5.3 ≤9.10.0

weaknesses (8)

The flaw types (CWEs) most of these CVEs share.

CWE-287Improper Authentication3 CVEs
CWE-611Improper Restriction of XML External Entity Reference3 CVEs
CWE-1188Initialization of a Resource with an Insecure Default2 CVEs
CWE-20Improper Input Validation2 CVEs
CWE-200Exposure of Sensitive Information to an Unauthorized Actor2 CVEs
CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')2 CVEs
CWE-522Insufficiently Protected Credentials2 CVEs
CWE-863Incorrect Authorization2 CVEs

sources (1)

Which sources assert this record, and when.

EUEU Vulnerability Database (ENISA)24 CVEs

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