# Jqlang vulnerabilities

Source: https://junglewise.ai/threats/vendors/jqlang  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/jqlang.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 16 vulnerabilities in Jqlang: 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-54679, was published on 25 June 2026. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 16 (0 critical, 0 exploited in the wild)

## About Jqlang

The maintainers of jq, a lightweight and flexible command-line JSON processor.

## Latest Jqlang vulnerabilities

- [CVE-2026-54679: jqlang jq integer overflow in jvp_string_append on 32-bit systems](https://junglewise.ai/threats/cve-2026-54679-jqlang-jq-integer-overflow-in-jvp-string-append-on-32-bit-systems) (info, CVSS 6.9, published 25 Jun 2026)
- [CVE-2026-49839: jqlang jq heap out-of-bounds write in --rawfile processing](https://junglewise.ai/threats/cve-2026-49839-jqlang-jq-heap-out-of-bounds-write-in-rawfile-processing) (high, CVSS 7.1, published 25 Jun 2026)
- [CVE-2026-47770: jqlang jq Denial of Service via Stack Exhaustion in Structural Comparison](https://junglewise.ai/threats/cve-2026-47770-jqlang-jq-denial-of-service-via-stack-exhaustion-in-structural) (info, CVSS 6.8, published 25 Jun 2026)
- [CVE-2026-44777: jqlang jq uncontrolled recursion in module loader](https://junglewise.ai/threats/cve-2026-44777-jqlang-jq-uncontrolled-recursion-in-module-loader) (medium, CVSS 5.5, published 11 May 2026)
- [CVE-2026-43896: jqlang jq stack overflow in jv_object_merge_recursive](https://junglewise.ai/threats/cve-2026-43896-jqlang-jq-stack-overflow-in-jv-object-merge-recursive) (medium, CVSS 6.2, published 11 May 2026)
- [CVE-2026-43895: jqlang jq path resolution mismatch via embedded NUL bytes in linker](https://junglewise.ai/threats/cve-2026-43895-jqlang-jq-path-resolution-mismatch-via-embedded-nul-bytes-in) (medium, CVSS 4.4, published 11 May 2026)
- [CVE-2026-43894: jqlang jq out-of-bounds write in decNumberFromString](https://junglewise.ai/threats/cve-2026-43894-jqlang-jq-out-of-bounds-write-in-decnumberfromstring) (medium, CVSS 6.2, published 11 May 2026)
- [CVE-2026-41257: jqlang jq integer overflow in bytecode VM stack reallocation](https://junglewise.ai/threats/cve-2026-41257-jqlang-jq-integer-overflow-in-bytecode-vm-stack-reallocation) (medium, CVSS 5.5, published 11 May 2026)
- [CVE-2026-41256: jqlang jq NUL byte truncation in program compilation](https://junglewise.ai/threats/cve-2026-41256-jqlang-jq-nul-byte-truncation-in-program-compilation) (medium, CVSS 5.5, published 11 May 2026)
- [CVE-2026-40612: jqlang jq uncontrolled recursion in jv_contains](https://junglewise.ai/threats/cve-2026-40612-jqlang-jq-uncontrolled-recursion-in-jv-contains) (medium, CVSS 5.5, published 11 May 2026)
- [CVE-2026-40164: jqlang jq denial of service via predictable MurmurHash3 seed](https://junglewise.ai/threats/cve-2026-40164-jqlang-jq-denial-of-service-via-predictable-murmurhash3-seed) (high, CVSS 7.5, published 14 Apr 2026)
- [CVE-2026-33948: jq is a command-line JSON processor. Commits before 6374ae0bcdfe33a18eb0ae6db28493b1f34a0a5b contain a vulnerability…](https://junglewise.ai/threats/cve-2026-33948-jq-is-a-command-line-json-processor-commits-before) (medium, CVSS 5.3, published 14 Apr 2026)
- [CVE-2026-39979: jqlang jq out-of-bounds read in jv_parse_sized](https://junglewise.ai/threats/cve-2026-39979-jqlang-jq-out-of-bounds-read-in-jv-parse-sized) (medium, CVSS 6.5, published 13 Apr 2026)
- [CVE-2026-39956: jq is a command-line JSON processor. Prior to version 1.8.2, the _strindices builtin in jq's src/builtin.c passes its…](https://junglewise.ai/threats/cve-2026-39956-jq-is-a-command-line-json-processor-prior-to-version-1-8-2-the) (medium, CVSS 6.1, published 13 Apr 2026)
- [CVE-2026-33947: jqlang jq uncontrolled recursion in path functions](https://junglewise.ai/threats/cve-2026-33947-jqlang-jq-uncontrolled-recursion-in-path-functions) (medium, CVSS 6.2, published 13 Apr 2026)
- [CVE-2026-32316: jqlang jq heap buffer overflow in string processing functions](https://junglewise.ai/threats/cve-2026-32316-jqlang-jq-heap-buffer-overflow-in-string-processing-functions) (high, CVSS 8.2, published 13 Apr 2026)

## Most severe Jqlang vulnerabilities

- [CVE-2026-32316: jqlang jq heap buffer overflow in string processing functions](https://junglewise.ai/threats/cve-2026-32316-jqlang-jq-heap-buffer-overflow-in-string-processing-functions) (high, CVSS 8.2, published 13 Apr 2026)
- [CVE-2026-40164: jqlang jq denial of service via predictable MurmurHash3 seed](https://junglewise.ai/threats/cve-2026-40164-jqlang-jq-denial-of-service-via-predictable-murmurhash3-seed) (high, CVSS 7.5, published 14 Apr 2026)
- [CVE-2026-49839: jqlang jq heap out-of-bounds write in --rawfile processing](https://junglewise.ai/threats/cve-2026-49839-jqlang-jq-heap-out-of-bounds-write-in-rawfile-processing) (high, CVSS 7.1, published 25 Jun 2026)
- [CVE-2026-39979: jqlang jq out-of-bounds read in jv_parse_sized](https://junglewise.ai/threats/cve-2026-39979-jqlang-jq-out-of-bounds-read-in-jv-parse-sized) (medium, CVSS 6.5, published 13 Apr 2026)
- [CVE-2026-43896: jqlang jq stack overflow in jv_object_merge_recursive](https://junglewise.ai/threats/cve-2026-43896-jqlang-jq-stack-overflow-in-jv-object-merge-recursive) (medium, CVSS 6.2, published 11 May 2026)
- [CVE-2026-43894: jqlang jq out-of-bounds write in decNumberFromString](https://junglewise.ai/threats/cve-2026-43894-jqlang-jq-out-of-bounds-write-in-decnumberfromstring) (medium, CVSS 6.2, published 11 May 2026)
- [CVE-2026-33947: jqlang jq uncontrolled recursion in path functions](https://junglewise.ai/threats/cve-2026-33947-jqlang-jq-uncontrolled-recursion-in-path-functions) (medium, CVSS 6.2, published 13 Apr 2026)
- [CVE-2026-39956: jq is a command-line JSON processor. Prior to version 1.8.2, the _strindices builtin in jq's src/builtin.c passes its…](https://junglewise.ai/threats/cve-2026-39956-jq-is-a-command-line-json-processor-prior-to-version-1-8-2-the) (medium, CVSS 6.1, published 13 Apr 2026)
- [CVE-2026-44777: jqlang jq uncontrolled recursion in module loader](https://junglewise.ai/threats/cve-2026-44777-jqlang-jq-uncontrolled-recursion-in-module-loader) (medium, CVSS 5.5, published 11 May 2026)
- [CVE-2026-41257: jqlang jq integer overflow in bytecode VM stack reallocation](https://junglewise.ai/threats/cve-2026-41257-jqlang-jq-integer-overflow-in-bytecode-vm-stack-reallocation) (medium, CVSS 5.5, published 11 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Jqlang technologies

- [Jqlang Jq](https://junglewise.ai/threats/technologies/jq): 16 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Jqlang vulnerabilities", https://junglewise.ai/threats/vendors/jqlang, 9 November 2026.