CVE-2021-46504
CVE-2021-46504 is a medium-severity vulnerability in Jsish with a CVSS 3.x base score of 5.5. 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-617.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (45th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-617
- Affected product: Jsish
- Published:
- Last modified:
Description
There is an Assertion 'vp != resPtr' failed at jsiEval.c in Jsish v3.5.0.
Frequently asked questions
- What is CVE-2021-46504?
- There is an Assertion 'vp != resPtr' failed at jsiEval.c in Jsish v3.5.0.
- How severe is CVE-2021-46504?
- CVE-2021-46504 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2021-46504 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-46504?
- CVE-2021-46504 affects Jsish. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-46504?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-46504 published?
- CVE-2021-46504 was published on 2022-01-27 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:jsish:jsish:3.5.0:*:*:*:*:*:*:*
More vulnerabilities in Jsish
- CVE-2025-65570 — Critical (CVSS 9.8): A type confusion in jsish 2.0 allows incorrect control flow during execution of the OP_NEXT opcode. When an…
- CVE-2024-24189 — Critical (CVSS 9.8): Jsish v3.5.0 (commit 42c694c) was discovered to contain a use-after-free via the SplitChar at ./src/jsiUtils.c.
- CVE-2024-24188 — Critical (CVSS 9.8): Jsish v3.5.0 was discovered to contain a heap-buffer-overflow in ./src/jsiUtils.c.
- CVE-2024-24186 — Critical (CVSS 9.8): Jsish v3.5.0 (commit 42c694c) was discovered to contain a stack-overflow via the component IterGetKeysCallback at…
- CVE-2020-22875 — Critical (CVSS 9.8): Integer overflow vulnerability in function Jsi_ObjSetLength in jsish before 3.0.6, allows remote attackers to execute…
- CVE-2020-22874 — Critical (CVSS 9.8): Integer overflow vulnerability in function Jsi_ObjArraySizer in jsish before 3.0.8, allows remote attackers to execute…
Other CWE-617 (Reachable Assertion) vulnerabilities
- CVE-2020-3615 — Critical (CVSS 9.8): Valid deauth/disassoc frames is dropped in case if RMF is enabled and some rouge peer keep on sending rogue…
- CVE-2019-9795 — Critical (CVSS 9.8): A vulnerability where type-confusion in the IonMonkey just-in-time (JIT) compiler could potentially be used by…
- CVE-2026-31739 — High (CVSS 8.8): In the Linux kernel, the following vulnerability has been resolved: crypto: tegra - Add missing CRYPTO_ALG_ASYNC The…
- CVE-2020-12417 — High (CVSS 8.8): Due to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in…
- CVE-2020-6623 — High (CVSS 8.8): stb stb_truetype.h through 1.22 has an assertion failure in stbtt__cff_get_index.
- CVE-2020-6619 — High (CVSS 8.8): stb stb_truetype.h through 1.22 has an assertion failure in stbtt__buf_seek.